This video illustrates how to perform subtraction by regrouping (or borrowing).

Students watch a video lesson about adding fractions with unlike denominators. The tutorial includes examples and a quiz follows to test students' understanding of the skill.

[Free Registration/Login may be required to access all resource tools.] The video explains two, two-digit addition problems one with regrouping and the other without regrouping.

Learn to multiply a 3-digit number by a 1-digit number using regrouping. In this video, we will multiply 7x253.

Sal Khan regroups numbers to simplify multiplication problems. [3:34]