Subtraction with Regrouping: 512 − 136

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 512 − 136?

Answer

512 − 136 =
376

With regrouping: 2 borrows — from the tens and the hundreds

512 − 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.
410+10
5(was 5, now 4)1(was 1, now 10)2 (was 2, now 12)
−136
376

Column by column: 512 − 136

  • Ones: 2 is less than 6 — borrow 1 ten: tens 1 → 0; 12 − 6 = 6 — write 6.
  • Tens: after borrowing, 0; 0 is less than 3 — borrow 1 hundred: hundreds 5 → 4; 10 − 3 = 7 — write 7.
  • Hundreds: after borrowing, 4; 4 − 1 = 3 — write 3.

512 − 136 = 376

Second check: 512 − 376 = 136

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See Also

FAQ

What is 512 − 136?

512 − 136 = 376

How do you check that 512 − 136 = 376?

Add the difference and the subtrahend: 376 + 136 = 512. Getting the minuend back means the difference is right.

How many times do you borrow in 512 − 136?

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