Subtraction with Regrouping: 873 − 354

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 873 − 354?

Answer

873 − 354 =
519

With regrouping: 1 borrow — from the tens

873 − 354 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.
6+10
8 7(was 7, now 6)3 (was 3, now 13)
−354
519

Column by column: 873 − 354

  • Ones: 3 is less than 4 — borrow 1 ten: tens 7 → 6; 13 − 4 = 9 — write 9.
  • Tens: after borrowing, 6; 6 − 5 = 1 — write 1.
  • Hundreds: 8 − 3 = 5 — write 5.

873 − 354 = 519

Second check: 873 − 519 = 354

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FAQ

What is 873 − 354?

873 − 354 = 519

How do you check that 873 − 354 = 519?

Add the difference and the subtrahend: 519 + 354 = 873. Getting the minuend back means the difference is right.

How many times do you borrow in 873 − 354?

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