Year 4 Checking Strategies Interactive Animation

Teacher Specific Information

This Year 4 Checking Strategies Interactive Animation comprises four questions that are designed to check pupils’ understanding of using the inverse operation to check addition and subtraction calculations.

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National Curriculum Objectives

Mathematics – Addition and Subtraction
(4C2) Add and subtract numbers with up to 4 digits using the formal written methods of columnar addition and subtraction where appropriate
(4C3) Estimate and use inverse operations to check answers to a calculation
(4C4) Solve addition and subtraction two-step problems in contexts, deciding which operations and methods to use and why