This add and subtract two 6-digit numbers with regrouping worksheet has a set of problems curated to ensure that your child becomes more proficient in addition and subtraction. Subtraction is the inverse of addition and vice versa. Students apply this relationship to solve a set of problems in add and subtract two 6-digit numbers with regrouping worksheet. 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.