Adding on with decimals

Tricky sums, these. Think about the digits in the tenths and hundredths columns when working out these addition of decimals questions.

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These are about as hard as you will get for mental arithmetic. Many children (and adults) will find them very tricky!

Completing addition sentences using mental methods.

Mental addition skills with numbers up to 3 decimal places.

Quick practice adding a number to make a total of 100,000.

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