Subtraction with Regrouping: 670 − 268

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 670 − 268?

Answer

670 − 268 =
402

With regrouping: 1 borrow — from the tens

670 − 268 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
6 7(was 7, now 6)0 (was 0, now 10)
−268
402

Column by column: 670 − 268

  • Ones: 0 is less than 8 — borrow 1 ten: tens 7 → 6; 10 − 8 = 2 — write 2.
  • Tens: after borrowing, 6; 6 − 6 = 0 — write 0.
  • Hundreds: 6 − 2 = 4 — write 4.

670 − 268 = 402

Second check: 670 − 402 = 268

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Column subtractions of 268

ExampleDifference
536 − 268268
559 − 268291
575 − 268307
593 − 268325
616 − 268348
622 − 268354
644 − 268376
657 − 268389
670 − 268402
695 − 268427
700 − 268432
721 − 268453
736 − 268468
753 − 268485
787 − 268519
800 − 268532
804 − 268536
832 − 268564
846 − 268578
870 − 268602

FAQ

What is 670 − 268?

670 − 268 = 402

How do you check that 670 − 268 = 402?

Add the difference and the subtrahend: 402 + 268 = 670. Getting the minuend back means the difference is right.

How many times do you borrow in 670 − 268?

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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