Subtraction with Regrouping: 482 − 128

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 482 − 128?

Answer

482 − 128 =
354

With regrouping: 1 borrow — from the tens

482 − 128 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.
7+10
4 8(was 8, now 7)2 (was 2, now 12)
−128
354

Column by column: 482 − 128

  • Ones: 2 is less than 8 — borrow 1 ten: tens 8 → 7; 12 − 8 = 4 — write 4.
  • Tens: after borrowing, 7; 7 − 2 = 5 — write 5.
  • Hundreds: 4 − 1 = 3 — write 3.

482 − 128 = 354

Second check: 482 − 354 = 128

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Column subtractions of 128

ExampleDifference
315 − 128187
331 − 128203
342 − 128214
367 − 128239
384 − 128256
396 − 128268
419 − 128291
435 − 128307
453 − 128325
476 − 128348
482 − 128354
504 − 128376
517 − 128389
530 − 128402
555 − 128427
581 − 128453
596 − 128468
613 − 128485
647 − 128519
664 − 128536

FAQ

What is 482 − 128?

482 − 128 = 354

How do you check that 482 − 128 = 354?

Add the difference and the subtrahend: 354 + 128 = 482. Getting the minuend back means the difference is right.

How many times do you borrow in 482 − 128?

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

See Also