Subtraction with Regrouping: 481 − 28

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 481 − 28?

Answer

481 − 28 =
453

With regrouping: 1 borrow — from the tens

481 − 28 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)1 (was 1, now 11)
−28
453

Column by column: 481 − 28

  • Ones: 1 is less than 8 — borrow 1 ten: tens 8 → 7; 11 − 8 = 3 — write 3.
  • Tens: after borrowing, 7; 7 − 2 = 5 — write 5.
  • Hundreds: nothing to subtract — write 4.

481 − 28 = 453

Second check: 481 − 453 = 28

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Column subtractions of 28

ExampleDifference
126 − 2898
133 − 28105
164 − 28136
200 − 28172
231 − 28203
267 − 28239
296 − 28268
300 − 28272
335 − 28307
376 − 28348
400 − 28372
404 − 28376
430 − 28402
481 − 28453
500 − 28472
513 − 28485
564 − 28536
600 − 28572
606 − 28578
675 − 28647

FAQ

What is 481 − 28?

481 − 28 = 453

How do you check that 481 − 28 = 453?

Add the difference and the subtrahend: 453 + 28 = 481. Getting the minuend back means the difference is right.

How many times do you borrow in 481 − 28?

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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