# 3Rows 4Digits Addition with 1000's, 100's, 10's, 1's

## 4 Digits Addition Problems with/without Regrouping

**What is Addition Regrouping**

Regrouping is the process of making groups of tens when adding or subtracting two digit numbers (or more) and is another name for carrying and borrowing.

Use this page, Students can practice the addition problems with and without regrouping.