Here is a reminder of how to do column subtraction. Don’t forget, sometimes you have to exchange from the column to the left. Always start on the ones column.
Now have a go yourself. Remember to carefully put the digits in the right columns or you might make a mistake. It is always a good idea to show your working out!
Task 3 – Column subtraction in word problems.
Now try using the column subtraction method to solve these word problems.
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