Year 3 Add and Subtract 1s
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What's included?
Foundational Year 3 resources for adding and subtracting 1s to/from 3-digit numbers, reinforcing the number sequence and mental calculation, a core KS2 Maths objective. Activities build conceptual understanding of how only the ones digit changes, promoting varied fluency and mental agility. This essential small step supports mastery of 3-digit arithmetic and is vital for meeting national curriculum expectations. The CS Maths Scheme provides structured Base 10 and pictorial practice.
Full step description and curriculum objectives
Place Value (within 1,000)
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.
- WorksheetDiscussion ProblemFun and engaging open-ended questions to encourage deeper thinking and collaborative working.
