In this understanding whole numbers worksheet, 4th graders use a computer program for instruction, then answer 16 problems about addition and subtraction.

In this subtracting two- and three-digit numbers worksheet, students, with a partner, problem solve and calculate the answers to fourteen subtraction equations.

In this adding more than two numbers worksheet, learners, working with a partner, calculate the answers to eleven addition equations.

In this subtracting greater numbers worksheet, students, with a partner, problem solve and calculate the answers to six addition equations.