We know that . Use the picture to see this if you need to.
Use this addition fact to find the missing number in the subtraction sentence.
Here are 12 coins.
After Anna hides some in a bag, there are 7 coins left.
This means that there are 12 take away 7 coins in the bag. How many coins is this?
Find the number that makes 12 when added to 7.
Here are two number sentences which have a missing number. Which number completes both of the number sentences?