Kids check their subtraction by reversing the problems, then adding up the numbers.

After kids solve the two-digit addition and subtraction problems on this second grade math mosaic, they use the key to color in the shapes.

Review subtraction with this worksheet that asks kids to subtract, then use the relationship between addition and subtraction to check thier work. 

Students will use their two-digit addition and subtraction skills to solve five word problems in this carnival-themed worksheet.