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Math Buddy covers all the topics of class 4. Topics include patterns, symmetry, number system, place value concepts, measurement units, addition, subtraction, multiplication, time, volume, fractions, division, weight, area, data representation and many more interactive activities, worksheets and assessments for better understanding of the math concepts.

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Math Buddy Skills - Class 4
 Number systems and Representation
  1. 4.A.1   Representing numbers in Millions
  2. 4.A.2   Let us identify the number
  3. 4.A.3   Represent the number using Dominos
  4. 4.A.4   What does the number represent?
  5. 4.A.5   Standard and expanded forms
  6. 4.A.6   Write in Numerals
  7. 4.A.7   Identify the place value
  8. 4.A.8   Conversion exercises
     Order, Compare numbers
    1. 4.B.1   Comparing some basic quantities
    2. 4.B.2   Compare the two numbers
    3. 4.B.3   Order the numbers
    4. 4.B.4   Find the largest and smallest number
       Addition of Numbers
      1. 4.C.1   Addition using Dominos
      2. 4.C.2   Add using Number Line
      3. 4.C.3   Addition Skill Practice
      4. 4.C.4   Fill the Addition Tree
      5. 4.C.5   Can you Identify the Pattern?
         Subtraction of Numbers
        1. 4.D.1   Subtraction using dominos
        2. 4.D.2   Subtract using Number Line
        3. 4.D.3   Subtraction Skill Practice
        4. 4.D.4   Fill the Subtraction Tree
        5. 4.D.5   Can you Identify the Pattern?
           Multiplication Concepts (review)
          1. 4.E.1   Let us have some noodles
          2. 4.E.2   Represent using blocks
          3. 4.E.3   Identify the problem
          4. 4.E.4   Multiplication Express
          5. 4.E.5   Build table using smaller tables
          6. 4.E.6   Help me with the recipe
          7. 4.E.7   Step by Step Multiplication
             Multiplication Techniques
            1. 4.F.1   Commutative Property of Multiplication
            2. 4.F.2   Distributive Property of Multiplication
            3. 4.F.3   Using Distributive Property
            4. 4.F.4   Using Distributive Property for bigger problems
            5. 4.F.5   Story Problems
               Division Techniques
              1. 4.G.1   Divide using array model
              2. 4.G.2   Divide using place value dominos
              3. 4.G.3   Long division using oranges - Revision
              4. 4.G.4   Long division practice
              5. 4.G.5   Division in everyday Life
                 Rounding and Estimation
                1. 4.H.1   Rounding to the nearest Tens
                2. 4.H.2   Rounding to the nearest Hundreds
                3. 4.H.3   Rounding to the nearest Thousands
                4. 4.H.4   Identify the item purchased
                5. 4.H.5   Estimate the result
                   Number Operations
                  1. 4.I.1   Broken Calculator
                  2. 4.I.2   Identify the pairs
                  3. 4.I.3   Find the correct Trail
                  4. 4.I.4   Application Problems
                  5. 4.I.5   Find the value of the shapes
                     Divisibility Test
                    1. 4.J.1   Divisibility Test for the number 3
                    2. 4.J.2   Divisibility Test for the number 6
                    3. 4.J.3   Divisibility Test for the number 9
                    4. 4.J.4   How many sea animals can you catch? Divisibility test game
                       Prime numbers
                      1. 4.K.1   What is a Prime Number?
                      2. 4.K.2   Prime and Composite Numbers
                      3. 4.K.3   Arrange the number to form a rectangle
                      4. 4.K.4   Prime Numbers using Block Array
                      5. 4.K.5   Sieve of Eratosthenes
                      6. 4.K.6   Twin Primes
                      7. 4.K.7   Identify the Prime numbers
                         Factors and Multiples
                        1. 4.L.1   What are Factors?
                        2. 4.L.2   Find all possible factors
                        3. 4.L.3   Unlock the Factor Tiles
                        4. 4.L.4   Introduction to Multiples
                        5. 4.L.5   Patterns in Multiples
                        6. 4.L.6   Shoot the Balloons - Factors
                           Introduction to Fractions (review)
                          1. 4.M.1   Let us have some Pizza
                          2. 4.M.2   Fractions need equal divisions
                          3. 4.M.3   How much Pizza is remaining?
                          4. 4.M.4   Color the blocks
                          5. 4.M.5   Water the lawn
                          6. 4.M.6   What fraction is Colored?
                          7. 4.M.7   Write the fraction
                          8. 4.M.8   Duplicate the fraction
                          9. 4.M.9   Build the fraction
                             Fractions for collection of objects
                            1. 4.N.1   Fractions for collection of objects
                            2. 4.N.2   Can you represent and count?
                            3. 4.N.3   Let us plant some fruits
                            4. 4.N.4   Find the closest quarter
                            5. 4.N.5   Different ways of representing fractions
                               Equivalent Fractions
                              1. 4.O.1   Equivalent Fraction Wall
                              2. 4.O.2   Find equivalent fractions
                              3. 4.O.3   Identify equivalent fractions
                              4. 4.O.4   Write the equivalent fraction
                              5. 4.O.5   Find the simplest form
                              6. 4.O.6   Are the given fractions equivalent?
                              7. 4.O.7   Color the equivalent fraction
                                 Fractions on a number line
                                1. 4.P.1   Fractions on a Number Line
                                2. 4.P.2   Represent fractions on a Number Line
                                3. 4.P.3   Compare Fractions using a Number Line
                                   Mixed Fractions
                                  1. 4.Q.1   Improper Fractions and Mixed Fractions
                                  2. 4.Q.2   Write the improper fraction
                                  3. 4.Q.3   Write as mixed fraction
                                  4. 4.Q.4   Represent as mixed fraction
                                  5. 4.Q.5   Represent using a numberline
                                  6. 4.Q.6   Write the fractions shown
                                     Fraction Addition with equal denominators
                                    1. 4.R.1   Let us have some Pizza
                                    2. 4.R.2   Fraction addition with colors
                                    3. 4.R.3   Addition with Fraction Strips
                                    4. 4.R.4   Write the addition problem
                                    5. 4.R.5   Fraction addition using Numberline
                                    6. 4.R.6   Fraction addition practice
                                    7. 4.R.7   Word problems
                                       Fraction Subtraction with equal denominators
                                      1. 4.S.1   Let us serve some Pizza
                                      2. 4.S.2   Subtraction with Fraction Strips
                                      3. 4.S.3   Write the subtraction problem
                                      4. 4.S.4   Fraction subtraction using Numberline
                                      5. 4.S.5   Fraction subtraction practice
                                      6. 4.S.6   Word problems
                                         Multiplication of a Fraction by a whole number
                                        1. 4.T.1   Multiplication as repeated addition
                                        2. 4.T.2   Write the multiplication problem statement
                                        3. 4.T.3   Let us serve some pies
                                        4. 4.T.4   Multiplication of whole number by a fraction
                                        5. 4.T.5   Fraction of a collection of objects
                                        6. 4.T.6   Multiply whole numbers with fractions
                                        7. 4.T.7   Let us practice multiplication
                                        8. 4.T.8   Word Problems
                                           Introduction to Decimal Fractions - Part I
                                          1. 4.U.1   Introduction to Decimal Fractions
                                          2. 4.U.2   Let us represent Hundred divisions
                                          3. 4.U.3   Decimals and Currency
                                          4. 4.U.4   Let us represent currency using decimals
                                          5. 4.U.5   Can you represent the decimal using currency?
                                             Introduction to Decimal Fractions - Part II
                                            1. 4.V.1   Represent using place value blocks
                                            2. 4.V.2   Represent the picture in decimals
                                            3. 4.V.3   Identify the place value
                                            4. 4.V.4   Expand the Decimal number
                                            5. 4.V.5   Fraction as a decimal and vice versa
                                               Comparison of Decimal Fractions
                                              1. 4.W.1   Equivalent Decimals
                                              2. 4.W.2   Place Value Balance
                                              3. 4.W.3   Decimal comparison using a numberline
                                              4. 4.W.4   Comparison of decimals - Skill Practice
                                              5. 4.W.5   Arrange the decimals
                                                 Decimals on a Number line
                                                1. 4.X.1   Exploring decimals on a numberline
                                                2. 4.X.2   Represent on a numberline
                                                3. 4.X.3   What is the decimal shown?
                                                4. 4.X.4   Estimate the decimal
                                                5. 4.X.5   Rounding of decimals using numberline
                                                   Add and subtract Decimal Fractions (Part I)
                                                  1. 4.Y.1   How much money do I have?
                                                  2. 4.Y.2   Let us add some money
                                                  3. 4.Y.3   Addition using place value blocks
                                                  4. 4.Y.4   Addition using decimal squares
                                                  5. 4.Y.5   Represent using place value blocks and Add
                                                  6. 4.Y.6   Represent using place value blocks and Subtract
                                                     Add and subtract Decimal Fractions (Part II)
                                                    1. 4.Z.1   Let us add some money
                                                    2. 4.Z.2   Calculate the change
                                                    3. 4.Z.3   Add and compare
                                                       Length Measurement Units (review)
                                                      1. 4.AA.1   Identify the right device
                                                      2. 4.AA.2   Let us measure some lengths
                                                      3. 4.AA.3   Measure using a ruler
                                                      4. 4.AA.4   Can you read distances from a map?
                                                      5. 4.AA.5   Conversion between kilometer and meter
                                                      6. 4.AA.6   Let us add some lengths
                                                         Measurement of Length
                                                        1. 4.BB.1   Read the map and find the distance
                                                        2. 4.BB.2   Find the distances between cities
                                                        3. 4.BB.3   Let us go for a ride
                                                           Measurement of Weight
                                                          1. 4.CC.1   Let us estimate the weights
                                                          2. 4.CC.2   Conversion between Kilograms and Grams
                                                          3. 4.CC.3   Let us add some weights
                                                          4. 4.CC.4   Compare the weights of two objects
                                                          5. 4.CC.5   How much weight do I need to add?
                                                          6. 4.CC.6   Calculate the total weight
                                                          7. 4.CC.7   How many objects do I need?
                                                             Measurement of Volume
                                                            1. 4.DD.1   Find the total volume
                                                            2. 4.DD.2   Let us add some volumes
                                                            3. 4.DD.3   Let us serve some Pepsi
                                                            4. 4.DD.4   How many containers does it take?
                                                               Measurement of Time (review)
                                                              1. 4.EE.1   What is the correct unit?
                                                              2. 4.EE.2   Arrange the times in order
                                                              3. 4.EE.3   Can you read the time table?
                                                              4. 4.EE.4   24 hour clock
                                                              5. 4.EE.5   What would be the time?
                                                              6. 4.EE.6   Which train would you take?
                                                                 Date and Timelines (review)
                                                                1. 4.FF.1   Read the Calendar
                                                                2. 4.FF.2   What day was your birthday?
                                                                3. 4.FF.3   Let us convert time and date units
                                                                4. 4.FF.4   Read a simple timeline
                                                                5. 4.FF.5   Represent in a timeline
                                                                   Time and Timelines
                                                                  1. 4.GG.1   Let us read a train time table
                                                                  2. 4.GG.2   What would be the time?
                                                                  3. 4.GG.3   Convert time units
                                                                  4. 4.GG.4   How many hours and minutes?
                                                                  5. 4.GG.5   Fun with date and time
                                                                  6. 4.GG.6   Discoveries in Electricity
                                                                     Rupees and Paise
                                                                    1. 4.HH.1   Represent money using place values
                                                                    2. 4.HH.2   How many more cents do I need to pay?
                                                                      1. 4.II.1   Temperature in real life
                                                                      2. 4.II.2   Read the thermometer
                                                                         Introduction to Perimeter and Area (review)
                                                                        1. 4.JJ.1   Introduction to Perimeter
                                                                        2. 4.JJ.2   Count the links to find Perimeter
                                                                        3. 4.JJ.3   Perimeters of common shapes
                                                                        4. 4.JJ.4   Introduction to Area
                                                                        5. 4.JJ.5   Paint the squares and count them
                                                                        6. 4.JJ.6   Area of common shapes by counting squares
                                                                        7. 4.JJ.7   Let us estimate the area of these shapes
                                                                           Perimeter and Area of Square and Rectangle
                                                                          1. 4.KK.1   Let us measure Perimeter using Ruler
                                                                          2. 4.KK.2   Why use unit squares to measure Area?
                                                                          3. 4.KK.3   Perimeter and Area of a Rectangle
                                                                          4. 4.KK.4   Perimeter and Area of a Square
                                                                          5. 4.KK.5   Calculate Perimeter and Area
                                                                             Area of irregular shapes
                                                                            1. 4.LL.1   Estimate the area of an irregular shape
                                                                            2. 4.LL.2   Estimate and Compare areas of shapes
                                                                            3. 4.LL.3   Area of compound shapes
                                                                               Playing with Patterns
                                                                              1. 4.MM.1   Can you complete the sequence?
                                                                              2. 4.MM.2   Create the pattern shown by coloring
                                                                              3. 4.MM.3   Create the pattern shown by tiling
                                                                              4. 4.MM.4   Play with Tangrams
                                                                              5. 4.MM.5   Let us create some patterns
                                                                                 Introduction to views and transformations
                                                                                1. 4.NN.1   Introduction to Views
                                                                                2. 4.NN.2   Can you match the views..
                                                                                3. 4.NN.3   Create a shape and transform
                                                                                4. 4.NN.4   Alphabet transformation
                                                                                   Symmetry in everyday life
                                                                                  1. 4.OO.1   Introduction to Symmetry
                                                                                  2. 4.OO.2   Alphabet symmetry
                                                                                  3. 4.OO.3   Decode the word
                                                                                  4. 4.OO.4   Identify the reflection pattern
                                                                                  5. 4.OO.5   Rotational Symmetry
                                                                                  6. 4.OO.6   Creating patterns using symmetry
                                                                                     Two Dimensional Shapes - Part 1
                                                                                    1. 4.PP.1   Let us play with rectangles
                                                                                    2. 4.PP.2   Special form of rectangle called Square
                                                                                    3. 4.PP.3   Let us create some rectangles
                                                                                    4. 4.PP.4   Let us play with triangles
                                                                                    5. 4.PP.5   Can you create some triangles?
                                                                                    6. 4.PP.6   Let us play with circles
                                                                                    7. 4.PP.7   Find the hidden shapes
                                                                                    8. 4.PP.8   Vertices and Sides. How many are there?
                                                                                       Three Dimensional Shapes - Part 1
                                                                                      1. 4.QQ.1   Properties of a Cube
                                                                                      2. 4.QQ.2   Properties of a Rectangular Prism
                                                                                      3. 4.QQ.3   Let us have a ball with Spheres
                                                                                      4. 4.QQ.4   Properties of a Cylinder
                                                                                      5. 4.QQ.5   Properties of a Cone
                                                                                      6. 4.QQ.6   Identify the cube net
                                                                                      7. 4.QQ.7   Vertices and sides in solid shapes
                                                                                         Two Dimensional Shapes - Part 2
                                                                                        1. 4.RR.1   Properties of a Parallelogram
                                                                                        2. 4.RR.2   Special form of Parallelogram - Rhombus
                                                                                        3. 4.RR.3   Properties of a Trapezium
                                                                                        4. 4.RR.4   Identify these shapes
                                                                                        5. 4.RR.5   What do these shapes look like?
                                                                                        6. 4.RR.6   Find the hidden shapes
                                                                                        7. 4.RR.7   Identify shapes by the number of sides
                                                                                        8. 4.RR.8   Identify the shapes using a light source
                                                                                        9. 4.RR.9   Vertices and Sides. How many are there?
                                                                                           Three Dimensional Shapes - Part 2
                                                                                          1. 4.SS.1   Rectangular Prisms
                                                                                          2. 4.SS.2   Triangular Prisms
                                                                                          3. 4.SS.3   Rectangular Pyramids
                                                                                          4. 4.SS.4   Triangular Pyramids
                                                                                          5. 4.SS.5   Identify the shapes
                                                                                          6. 4.SS.6   What do these shapes look like?
                                                                                          7. 4.SS.7   Identify shapes by number of faces
                                                                                             Introduction to Data Representation (review)
                                                                                            1. 4.TT.1   Representation using pictures
                                                                                            2. 4.TT.2   Can you represent using pictures?
                                                                                            3. 4.TT.3   How can we represent bigger data?
                                                                                            4. 4.TT.4   Let us represent bigger data
                                                                                            5. 4.TT.5   Fruits in a basket
                                                                                               Data Representation Using Pictographs and Bar Charts - I
                                                                                              1. 4.UU.1   Pictographs with Full and Half Pictures
                                                                                              2. 4.UU.2   Can you represent using pictures?
                                                                                              3. 4.UU.3   Let us build a Frequency Table
                                                                                              4. 4.UU.4   Interpret a Bar Graph
                                                                                              5. 4.UU.5   Let us create a Bar Graph
                                                                                                 Data Representation using Pictographs and Bar Graphs - II
                                                                                                1. 4.VV.1   Horizontal Bar Graphs
                                                                                                2. 4.VV.2   Bar Graphs with Multiple Groups
                                                                                                3. 4.VV.3   Roll the Dice and represent the data
                                                                                                4. 4.VV.4   Use of Rounding in Data Representation