Subtraction with Regrouping: 556 − 71

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 556 − 71?

Answer

556 − 71 =
485

With regrouping: 1 borrow — from the hundreds

556 − 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.
4+10
5(was 5, now 4)5 (was 5, now 15)6
−71
485

Column by column: 556 − 71

  • Ones: 6 − 1 = 5 — write 5.
  • Tens: 5 is less than 7 — borrow 1 hundred: hundreds 5 → 4; 15 − 7 = 8 — write 8.
  • Hundreds: after borrowing, 4; nothing to subtract — write 4.

556 − 71 = 485

Second check: 556 − 485 = 71

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Column subtractions of 71

ExampleDifference
243 − 71172
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

FAQ

What is 556 − 71?

556 − 71 = 485

How do you check that 556 − 71 = 485?

Add the difference and the subtrahend: 485 + 71 = 556. Getting the minuend back means the difference is right.

How many times do you borrow in 556 − 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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