Subtraction with Regrouping: 248 − 76

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 248 − 76?

Answer

248 − 76 =
172

With regrouping: 1 borrow — from the hundreds

248 − 76 in a column. Above the columns: the values after borrowing — a crossed-out digit is replaced by the number above it; +10 marks a column that received a borrowed ten.
1+10
2(was 2, now 1)4 (was 4, now 14)8
−76
172

Column by column: 248 − 76

  • Ones: 8 − 6 = 2 — write 2.
  • Tens: 4 is less than 7 — borrow 1 hundred: hundreds 2 → 1; 14 − 7 = 7 — write 7.
  • Hundreds: after borrowing, 1; nothing to subtract — write 1.

248 − 76 = 172

Second check: 248 − 172 = 76

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See Also

FAQ

What is 248 − 76?

248 − 76 = 172

How do you check that 248 − 76 = 172?

Add the difference and the subtrahend: 172 + 76 = 248. Getting the minuend back means the difference is right.

How many times do you borrow in 248 − 76?

1 borrow: each time the top digit was smaller than the one below it, 1 was borrowed from the column on the left.