Subtraction with Regrouping: 718 − 71

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 718 − 71?

Answer

718 − 71 =
647

With regrouping: 1 borrow — from the hundreds

718 − 71 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.
6+10
7(was 7, now 6)1 (was 1, now 11)8
−71
647

Column by column: 718 − 71

  • Ones: 8 − 1 = 7 — write 7.
  • Tens: 1 is less than 7 — borrow 1 hundred: hundreds 7 → 6; 11 − 7 = 4 — write 4.
  • Hundreds: after borrowing, 6; nothing to subtract — write 6.

718 − 71 = 647

Second check: 718 − 647 = 71

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Recalculate with different values ↑

Column subtractions of 71

ExampleDifference
274 − 71203
300 − 71229
310 − 71239
339 − 71268
378 − 71307
419 − 71348
447 − 71376
473 − 71402
524 − 71453
556 − 71485
607 − 71536
649 − 71578
700 − 71629
718 − 71647
800 − 71729
900 − 71829
1,000 − 71929
2,000 − 711,929
5,000 − 714,929
10,000 − 719,929

FAQ

What is 718 − 71?

718 − 71 = 647

How do you check that 718 − 71 = 647?

Add the difference and the subtrahend: 647 + 71 = 718. Getting the minuend back means the difference is right.

How many times do you borrow in 718 − 71?

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

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