Add and Subtract 4-Digit and 2-Digit Numbers with Regrouping: Horizontal Addition and Subtraction Worksheet

Subtraction is the opposite operation of addition and vice versa. Students use this relationship and their understanding of basic addition and subtraction facts to add and subtract 4-digit and 2-digit numbers with regrouping in this worksheet. As the worksheet uses a horizontal format, it allows for more creativity when it comes to how the student solves the problem. In contrast, in the vertical format, students usually employ the standard method to solve.