This Year 3 What is Exchanging? (Addition) Reasoning and Problem Solving resource is the perfect accompaniment to your main teaching. A great follow on from our varied fluency resource, the questions in this activity promote a deeper mathematical understanding of exchanging through reasoning and problem style questions.
Want to save time on marking? The helpful answer sheet with this resource will help you complete your marking in no time!
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National Curriculum Objective
Add and subtract numbers with up to three digits, using formal written methods of columnar addition and subtraction
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