Subtraction with Regrouping: 219 − 47

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 219 − 47?

Answer

219 − 47 =
172

With regrouping: 1 borrow — from the hundreds

219 − 47 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)1 (was 1, now 11)9
−47
172

Column by column: 219 − 47

  • Ones: 9 − 7 = 2 — write 2.
  • Tens: 1 is less than 4 — borrow 1 hundred: hundreds 2 → 1; 11 − 4 = 7 — write 7.
  • Hundreds: after borrowing, 1; nothing to subtract — write 1.

219 − 47 = 172

Second check: 219 − 172 = 47

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See Also

FAQ

What is 219 − 47?

219 − 47 = 172

How do you check that 219 − 47 = 172?

Add the difference and the subtrahend: 172 + 47 = 219. Getting the minuend back means the difference is right.

How many times do you borrow in 219 − 47?

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