Question

Find 10-3. write the subtraction fact two ways.

Answer 1

10-3= 7
•
7+3= 10
3+7= 10

Answer 2

10 - 3 = 7

If you want to prove this, then all you have to do is check if adding the solution to the subtrahend.

7 + 3 = 10

Therefore 10 - 3 = 7