Subtraction with Regrouping: 246,912 − 123,456

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 246,912 − 123,456?

Answer

246,912 − 123,456 =
123,456

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

246,912 − 123,456 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.
810+10
2 4 6 9(was 9, now 8)1(was 1, now 10)2 (was 2, now 12)
−123456
123456

Column by column: 246,912 − 123,456

  • 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 5 — borrow 1 hundred: hundreds 9 → 8; 10 − 5 = 5 — write 5.
  • Hundreds: after borrowing, 8; 8 − 4 = 4 — write 4.
  • Thousands: 6 − 3 = 3 — write 3.
  • Ten thousands: 4 − 2 = 2 — write 2.
  • Hundred thousands: 2 − 1 = 1 — write 1.

246,912 − 123,456 = 123,456

Similar examples to practise

See Also

Column subtractions of 123,456

ExampleDifference
246,907 − 123,456123,451
246,908 − 123,456123,452
246,909 − 123,456123,453
246,910 − 123,456123,454
246,911 − 123,456123,455
246,912 − 123,456123,456
246,913 − 123,456123,457
246,914 − 123,456123,458
246,915 − 123,456123,459
246,916 − 123,456123,460
246,917 − 123,456123,461

FAQ

What is 246,912 − 123,456?

246,912 − 123,456 = 123,456

How do you check that 246,912 − 123,456 = 123,456?

Add the difference and the subtrahend: 123,456 + 123,456 = 246,912. Getting the minuend back means the difference is right.

How many times do you borrow in 246,912 − 123,456?

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