Addition: mental methods

Addition using mental methods

These worksheets begin with simple addition of single digits. Later children will be expected to add any two 2-digit numbers ‘in their heads’ as well as simple decimals, money etc.

Adding 1 to a single digit (pg 1)

Adding 1 to a single digit (pg 2)

Adding 2 to a single digit (pg 1)

Adding 2 to a single digit (pg 2)

Adding 3 to a single number (pg 1)

Adding 3 to a single digit (pg 2)

Adding 4 to a single digit (pg 1)

Adding 4 to a single digit (pg 2)

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Adding 5 to a single digit (pg 1)

Adding 5 to a single digit (pg 2)

Adding 6 to a single digit page 1

Adding 6 to a single digit page 2

Adding 7 to a single digit (1)

Adding 7 to a single digit (2)

Adding 8 to a single digit (1)

Adding 8 to a single digit (2)

Adding 9 to a single digit (1)

Adding 9 to a single digit (2)

Complete the addition sums (pg 1)

Begin to add decimals (1)

Add two decimals mentally (1)

Add two decimals mentally (2)

Add two decimals mentally (3)

Add 3 2-digit numbers practice (2)

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