Add and Subtract 2-Digit and 1-Digit Numbers with Regrouping: Vertical Addition and Subtraction Worksheet

The opposite operation to addition is subtraction and vice versa. In this worksheet, students apply this relationship and their knowledge of basic addition and subtraction facts to add and subtract 2-digit and 1-digit numbers with regrouping. In each problem, the numbers are laid out in the vertical format. In this format, pair of digits in each successive place are tackled one by one. This helps students follow a structured approach.