Bournville Village

Primary School

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Year 4

Here is a bank of video lessons to support the most efficient calculation methods in Year 4. However, understanding is deepened when new concepts are learned through using a range different representations and not just the ones in these videos.

 

ADDITION

Mental strategies

Written methods

Fractions

 

SUBTRACTION

Mental strategies

Written methods

Fractions

 

MULTIPLICATION

Mental strategies (distributive law)

Mental strategies (associative law)

Written methods (counters and grid)

Written methods (expanded columns)

Fractions

 

DIVISION

Mental strategies (using place value)

Mental strategies (using a bar model)

Written methods

Written methods (with remainders)

Fractions

 

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