Subtraction with Regrouping: 354 − 47

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 354 − 47?

Answer

354 − 47 =
307

With regrouping: 1 borrow — from the tens

354 − 47 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.
4+10
3 5(was 5, now 4)4 (was 4, now 14)
−47
307

Column by column: 354 − 47

  • Ones: 4 is less than 7 — borrow 1 ten: tens 5 → 4; 14 − 7 = 7 — write 7.
  • Tens: after borrowing, 4; 4 − 4 = 0 — write 0.
  • Hundreds: nothing to subtract — write 3.

354 − 47 = 307

Second check: 354 − 307 = 47

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See Also

FAQ

What is 354 − 47?

354 − 47 = 307

How do you check that 354 − 47 = 307?

Add the difference and the subtrahend: 307 + 47 = 354. Getting the minuend back means the difference is right.

How many times do you borrow in 354 − 47?

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