Once children are secure in adding and subtracting, they need to apply their understanding to reasoning and problem-solving activities. This Year 4 Add and Subtract 1s, 10s, 100s and 1,000s worksheet includes a range of engaging questions for pupils to solve such as identifying the starting number, explaining the mistake and completing the missing numbers in a sequence. All answers are provided too!
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Add and subtract numbers mentally, including: three-digit number and ones; three-digit number and tens; three-digit number and hundreds
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