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Add/subtract 10

Look at these fact families and see if you can work out what the missing number is. Work with a friend.

 ♦ Read aloud each of these fact equations.

 ♦ Decide what number is needed in each of the equations to complete the fact.

 ♦ When you know what the number is, write out each of the equations on a piece of paper. When you have answered all of the questions select the buttons next to the each question to see if you are right.

7+5=?

12

5+7=?

12

12–7=?

5

12–5=?

7

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