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Addition and Subtraction

Formal Addition methods

Image result for adding 4 digit numbers with carrying

Formal Subtraction methods

 

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Using Bar Models

Bar models are a great way to support understanding when approaching problem solving.  It enables children to visualise which operation is needed to solve the problem.

 

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Application of addition and subtraction knowledge

 

Once children understand the basics of addition and subtraction they should be able to apply this knowledge to missing number and word problems.

 

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Image result for missing number addition and subtraction year 4

 

Image result for addition and subtraction word problems year 4

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