Subtraction with Regrouping: 612 − 34

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 612 − 34?

Answer

612 − 34 =
578

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

612 − 34 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.
510+10
6(was 6, now 5)1(was 1, now 10)2 (was 2, now 12)
−34
578

Column by column: 612 − 34

  • Ones: 2 is less than 4 — borrow 1 ten: tens 1 → 0; 12 − 4 = 8 — write 8.
  • Tens: after borrowing, 0; 0 is less than 3 — borrow 1 hundred: hundreds 6 → 5; 10 − 3 = 7 — write 7.
  • Hundreds: after borrowing, 5; nothing to subtract — write 5.

612 − 34 = 578

Second check: 612 − 578 = 34

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Column subtractions of 34

ExampleDifference
119 − 3485
123 − 3489
126 − 3492
128 − 3494
132 − 3498
139 − 34105
170 − 34136
206 − 34172
237 − 34203
273 − 34239
302 − 34268
341 − 34307
382 − 34348
410 − 34376
436 − 34402
487 − 34453
519 − 34485
570 − 34536
612 − 34578
681 − 34647

FAQ

What is 612 − 34?

612 − 34 = 578

How do you check that 612 − 34 = 578?

Add the difference and the subtrahend: 578 + 34 = 612. Getting the minuend back means the difference is right.

How many times do you borrow in 612 − 34?

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

See Also