Kids try to "catch" the bouncy balls on this second grade math worksheet by solving subtraction problems with three-digit numbers using regrouping.

Kids use details from the word problems on this third grade math worksheet to construct and solve subtraction problems with numbers up to three digits long.

On this second grade math worksheet, kids help Cory the Cow by solving subtraction problems with two-digit numbers and no regrouping.

Kids complete each equation on this third grade math worksheet by determining whether an equation is addition or subtraction and writing in the correct sign.

On this third grade math worksheet, kids round to estimate the difference between two numbers, a useful strategy for checking the results of calculations.

On this second grade math worksheet, kids solve money word problems about making change on a fun trip to the toy store.