Regrouping Bootcamp WorksheetRegrouping Bootcamp Addition & Subtraction with Borrowing & Carrying 12 Practice Problems Name: Date: Score: / 12 Part 1: Addition with Regrouping (Carrying) Regroup when sum ≥ 10 1 2-Digit 3 8 2 7 2 2-Digit 5 6 3 9 3 2-Digit 4 9 4 8 4 2-Digit 7 4 5 8 5 3-Digit 2 6 7 1 5 8 6 3-Digit 3 8 5 2 4 9 Part 2: Subtraction with Regrouping (Borrowing) Borrow 1 ten = 10 ones 7 2-Digit 5 2 − 2 7 8 2-Digit 7 1 − 3 8 9 2-Digit 6 4 − 2 9 10 Across Zero 8 0 − 4 6 11 3-Digit 4 2 5 − 1 6 8 12 3-Digit Zero 6 0 3 − 2 4 7 Regrouping Rule: If the bottom digit is bigger in subtraction, borrow 1 ten from next door! Confidence: