Calculation Policy

Guidance on progression of written methods.

Main MenuIntroductionAddition & subtractionMultiplication DivisionPlace valueFractions

Introduction• This policy is to provide parents with a clear guide to how written

calculations are taught in Valley Gardens Middle School so they may confidently support their children at home. • Currently only formal written methods are covered, but the policy will

be extended to the progression of mental methods and strategies. • This is a working document and will be updated throughout the year.

Addition & SubtractionMental methodsColumn AdditionColumn SubtractionColumn methods (decimals)

Addition & SubtractionMental methods

Notes:• (text)

(this page to follow)

Addition & SubtractionColumn Addition

Notes:• “Carries” are added directly

underneath to make it clear which column they belong to

Addition & SubtractionColumn Subtraction

Notes:• (text)

Addition & SubtractionColumn methods (decimals)

Notes:• (text)

(this page to follow)

MultiplicationMental methodsGrid multiplication (HTU x U)Column multiplication (HTU x U)Grid multiplication (HTU x TU)Column multiplication (HTU x TU)Column multiplication (decimals)

MultiplicationMental methods

Notes:• (text)

(this page to follow)

Multiplication Grid multiplication (HTU x U)

Notes:• (text)

Multiplication Column multiplication (HTU x U)

Notes:• (text)

Multiplication Grid multiplication (HTU x U)

Notes:• (text)

Multiplication Column multiplication (HTU x TU) (expanded) column method (compact) column method

Notes:• “Carries” to be written under

the line of working and clearly in-line with the appropriate column.

• Refer to place value when multiplying by 10 / 100 etc.

• HTU labels above each column• Calculation labels (right hand

side) may be included when first learning, but dropped when confident.

MultiplicationColumn multiplication (decimals)

Notes:• (text)

DivisionMental methodsSimple chunkingShort divisionShort division (continued)Long division (by one-digit divisor)Long division (by two-digit divisor)Division (decimals)

DivisionMental Methods

Notes:• (text)

(this page to follow)

DivisionSimple chunking

Notes:• (text)

DivisionShort Division

Notes:• (text)

DivisionShort Division (continued)

Notes:• (text)

(with decimal answer)

(with fraction answer)

DivisionLong Division (by one-digit divisor)

Notes:• (text)

DivisionLong Division (by two-digit divisor)

Notes:• (text)

… by a double digit number

Division(decimals)

Notes:• (text)

(this page to follow)

Place Value

(this page to follow)

Fractions

(this page to follow)