Subtraction with Regrouping: 1,110 − 427

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 1,110 − 427?

Answer

1,110 − 427 =
683

With regrouping: 3 borrows — from the tens, the hundreds and the thousands

1,110 − 427 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.
01010+10
1(was 1, now 0)1(was 1, now 10)1(was 1, now 10)0 (was 0, now 10)
−427
683

Column by column: 1,110 − 427

  • Ones: 0 is less than 7 — borrow 1 ten: tens 1 → 0; 10 − 7 = 3 — write 3.
  • Tens: after borrowing, 0; 0 is less than 2 — borrow 1 hundred: hundreds 1 → 0; 10 − 2 = 8 — write 8.
  • Hundreds: after borrowing, 0; 0 is less than 4 — borrow 1 thousand: thousands 1 → 0; 10 − 4 = 6 — write 6.
  • Thousands: after borrowing, 0 — a leading zero is not written.

1,110 − 427 = 683

Second check: 1,110 − 683 = 427

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FAQ

What is 1,110 − 427?

1,110 − 427 = 683

How do you check that 1,110 − 427 = 683?

Add the difference and the subtrahend: 683 + 427 = 1,110. Getting the minuend back means the difference is right.

How many times do you borrow in 1,110 − 427?

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