Does your child know how to subtract two 2-digit numbers with regrouping? Invite them to practice this concept here. It is common for students to regroup numbers when they subtract multi-digit numbers. They understand that one hundred is ten tens, one ten is ten ones, and so forth. Use subtract two 2-digit numbers with regrouping worksheet to help your students practice this concept and develop their conceptual and strategic knowledge. This worksheet is about practicing the column method in which numbers are written one on top of another. In this method, students use their place value understanding to solve the problems.