Click on . Using the , fill in the answers to the subtraction problems on the right. Then, using the tool, highlight the number sentences when you find them! Add in the subtraction and equals sign with the pencil into each number sentence. The first one has been done for you as an example. Click the when you have found all of the number sentences in the puzzle. Helpful hint! Click on the button so you can see all of the numbers on the page! You could also print this out and upload it when you are done!