Subtraction with Regrouping: 285 − 136

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 285 − 136?

Answer

285 − 136 =
149

With regrouping: 1 borrow — from the tens

285 − 136 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
2 8(was 8, now 7)5 (was 5, now 15)
−136
149

Column by column: 285 − 136

  • Ones: 5 is less than 6 — borrow 1 ten: tens 8 → 7; 15 − 6 = 9 — write 9.
  • Tens: after borrowing, 7; 7 − 3 = 4 — write 4.
  • Hundreds: 2 − 1 = 1 — write 1.

285 − 136 = 149

Second check: 285 − 149 = 136

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Recalculate with different values ↑

Column subtractions of 136

ExampleDifference
272 − 136136
285 − 136149
308 − 136172
323 − 136187
339 − 136203
350 − 136214
375 − 136239
392 − 136256
404 − 136268
427 − 136291
443 − 136307
461 − 136325
484 − 136348
490 − 136354
512 − 136376
525 − 136389
538 − 136402
563 − 136427
589 − 136453
604 − 136468

FAQ

What is 285 − 136?

285 − 136 = 149

How do you check that 285 − 136 = 149?

Add the difference and the subtrahend: 149 + 136 = 285. Getting the minuend back means the difference is right.

How many times do you borrow in 285 − 136?

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