Children practice finding the sum of two three-digit whole numbers, with no regrouping, in this math worksheet.

Kids solve addition problems with two-digit addends using regrouping on this third grade math worksheet.

Students solve addition problems with two-digit addends and no regrouping on this fruit-themed worksheet.

Kids help Olga the Octopus on this second grade math worksheet by solving subtraction problems with two-digit numbers using regrouping.