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Adding and subtracting decimals

When adding and subtracting decimals, it can be helpful to think about money. For example: 1.7 + 1.5. Change this to £1.70 and £1.50 to make £3.20, so the answer is 3.2. Use this method to work out these sums.

Keystage: KS2, Year 5

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Adding and subtracting decimals

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