Year 3 Column Subtraction (1 Exchange)
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What's included?
Targeted Year 3 resources for column subtraction with 1 exchange (regrouping), introducing the formal written method with borrowing, a core KS2 Maths objective. Activities employ the CPA approach to build conceptual understanding of exchanging 1 ten for 10 ones or 1 hundred for 10 tens, promoting reasoning. This essential small step supports mastery of formal subtraction and is vital for national curriculum calculation fluency. The CS Maths Scheme provides structured Base 10 and column format practice.
Full step description and curriculum objectives
Addition and Subtraction (within 1,000)
Independent Tasks
Activities that help pupils practise, apply and secure their understanding after the main teaching input.
Deeper Learning and Extension
Tasks that deepen understanding, promote discussion and stretch/extend pupils who are ready for greater challenge.
Block/Unit Resources
Materials that support and extend learning across the whole unit.
Resources at a glance
- WorksheetVaried FluencyConsolidate and secure understanding of key concepts with three fluency-based questions.
- WorksheetReasoning and Problem SolvingPromote mathematical reasoning and develop problem-solving skills with three different question types.
- WorksheetFluency MatrixMake learning more accessible by breaking down skills and concepts into smaller, more manageable steps.
- WorksheetDiscussion ProblemFun and engaging open-ended questions to encourage deeper thinking and collaborative working.
