For students learning how to estimate during subtraction, this exercise will make matters much simpler.

This exercise demonstrates how addition in larger numbers is simpler when numbers are dealt with in their expanded form.

Three digit addition just got much simpler thanks to this exercise that illustrates how to regroup numbers.

Fifth graders are ready to learn how to multiply multi-digit numbers once they've mastered simpler problems and are looking for a challenge. Give students the practice they need to succeed with these exercises.