Class 3 Mathematics Karnataka Board Syllabus

Class 3 Mathematics Karnataka Board Syllabus

1. Geometry

  • Shapes & Spatial Understanding
    • Creates 2D shapes through paper folding/paper cutting and identifies them.
    • Describes the various 2-D shapes by counting their sides, corners, and diagonals.
    • Makes shapes using straight lines and curves on the dot-grid.
    • Creates shapes using tangram pieces.
    • Matches the properties of two 2-D shapes by observing their sides and corners (vertices).
    • Tiles a given region using a tile of a familiar shape
    • Distinguishes between shapes that tile and that do not tile.
    • The intuitive idea of a map. Reads simple maps (not to scale)
    • Draws some simple 3Dobjects, using a ruler/ freehand.
    • Explores the relationship between 3D and 2D by arranging coins one upon the other to get the cylinder bangles to get a hollow cylinder etc.

2. Numbers

  • Number sequence up to 1000
  • Reads and writes 3-digit numbers.
  • Expands a number w.r.t. place values.
  • Counts in various ways.
    • Starting from any number.
    • Skip counting
    • Back counting
    • Compares numbers.
  • Forms the greatest and smallest numbers using given digits.
  • Addition & Subtraction
    • Adds and subtracts numbers by writing them vertically in the following two cases -
      • Without regrouping.
      • With regrouping.
    • Uses the place value in the standard algorithm of addition and subtraction.
    • Solves addition and subtraction problems in different situations presented through pictures and stories.
    • Frames problems for addition and subtraction facts.
    • Estimates the sum of, and the difference between, two given numbers not exceeding 99.
  • Multiplication
    • Explains the meaning of multiplication (as repeated addition).
    • Identifies the sign of multiplication.
    • Constructs the multiplication tables of 3,4 and 10
    • Uses multiplication facts in situations.
    • Multiplies two-digit numbers using standard algorithm and Lattice multiplication algorithm.
  • Division
    • Explains the meaning of division from the context of equal grouping and sharing.
    • Relates division with multiplication.
    • Completes division facts
      • By grouping
      • By using
    • Multiplication tables.
  • Mental Arithmetic
    • Adds and subtracts single-digit numbers and two-digit numbers mentally.
    • Doubles two-digit numbers mentally (result not exceeding two digits).
  • Fractional Numbers
    • Identifies half, one fourth, and three- fourths of a whole and relates to a real-life situation.
    • Identifies the symbols, ½, ¼, and ¾.
    • Explains the meaning of ½, ¼, and ¾.

3. Money

  • Converts Rupee to Paisa using play money.
  • Adds and subtracts amounts using column addition, and subtraction without regrouping.
  • Acquaints with simple rate charts and bills.

4. Measurement

  • Length
    • Appreciates the need for a standard unit.
    • Develops the skill of measurement of length using appropriate standard units of length by choosing between centimeters and meters. (No millimeters)
    • Estimates the length of a given object in Standard units and verifies by measuring.
    • Uses a ruler
    • Appreciates and expresses the relationship between centimeter and meter.
  • Weight
    • Weighs objects using non-standard units.
    • It appreciates the conservation of weight.
  • Volume
    • Measures and compares the capacity of different containers in terms of non-standard units.
    • Appreciates the conservation of volume.
  • Time
    • Reads a calendar to find a particular day and date.
    • Reads the time to the nearest hour.
    • Sequences the events chronologically.

5. Data Handling

  • Records data using tally marks.
  • Collects data and represents in terms of pictogram choosing appropriate scale and unit for display through a pictogram.
  • Draws conclusions from the data through discussion.

6. Patterns

  • Identifies simple symmetrical shapes and patterns.
  • Makes patterns and designs from straight lines and other geometrical shapes.
  • Identifies patterns in the numerals for odd and even numbers and in adding odd and even numbers.
  • Partitions a number in different ways.
  • Identifies patterns in his surroundings based on shape, color, and size.
  • Identifies patterns in multiplication tables. 
Study Materials for Class 3

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