Arithmetic Operations

Basic Concepts of Calculation

 

  • Addition up to 2-digit numbers
  • Subtraction up to 2- digit numbersMultiplication tables up to 10
  • Concept of Zero
  • Addition and subtraction of zero
  • Addition facts
  • 0+6 = 6
  • 1+5 = 6
  • 2+4 = 6

Properties in Calculation

 

 

AO.2.1 : Addition up to 3-digit numbers

Commutative property in addition

AO.2.2 : Subtraction up to 3-digit numbers

AO.2.3 : Multiplication of single digit numbers

AO.2.4 : Multiplication of 2- digit numbers by single digit
Order property, Multiplicative property of 1, Multiplicative property of 0

AO.2.5 : Division of single and 2-digit numbers by single digit
Division and Multiplication Facts

Calculation Problems

 

 

AO.3.1 : Addition up to 4 digit numbers

AO.3.2 : Subtraction up to 4 digit numbers

AO.3.3 : Multiplication up to 3 digit by 2 digit/ 2 digit by 2 digit
– Multiplication tables 11 to 20

AO.3.4 : Division up to 3 and 4 digit numbers by 1 digit

More Calculations

 

 

 

AO.4.1 : Addition of 5 and 6 digit numbers

AO.4.2 : Subtraction of 5 and 6 digit numbers

AO.4.3 : Multiplication: 3 and 4 digit by 2 and 3 digits

AO.4.4 : Division of 4 digit by 2 digit numbers

AO.4.5: Number patterns

AO.4.6:  Estimated Sum, Difference, Products.

Calculations using bigger numbers

 

 

AO.5.1 : Addition up to 9-digit numbers

AO.5.2 : Subtraction up to 9-digit numbers

AO.5.3 : Multiplication up to 8-digit numbers

AO.5.4 : Division up to 8-digit numbers

AO. 5.5: Simplification – BODMAS – Introduction