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St Mary & St Michael Catholic Primary School

Division Calculation Strategies

Vertical chunking method - dividing a 3 digit number by a 2 digit number

Dividing a 3 digit number by a 1 digit number with remainders

Dividing on a number line - 2 digit by 1 digit - no remainders

Bus shelter method for decimal numbers

Dividing by grouping

Division on a number line with remainders

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Subtraction Calculation Strategies

Column subtraction - partitioning

Subtraction on a number line - taking away tens and ones

Column subtraction - numbers to 2 decimal places

Column subtraction with mixed decimal numbers

Subtraction of 3 digit numbers

Subtraction on a number square - 2 digit numbers

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Addition Calculation Strategies

Number line - adding 2 digit numbers

Number line - 1 digit number + 2 digit number

Column addition - partitioning

Addition of 3 digit numbers - carrying

Column addition - numbers with 2 decimal places

Column addition - mixed decimal numbers

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Multiplication Calculation Strategies

Grid method - multiplying 2 digit numbers

Multiplication - number line

Grid method - multiplying 2 digit numbers by 1 digit numbers

Grid method for decimals

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