Subtraction with Regrouping: 169 − 71

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 169 − 71?

Answer

169 − 71 =
98

With regrouping: 1 borrow — from the hundreds

169 − 71 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.
0+10
1(was 1, now 0)6 (was 6, now 16)9
−71
98

Column by column: 169 − 71

  • Ones: 9 − 1 = 8 — write 8.
  • Tens: 6 is less than 7 — borrow 1 hundred: hundreds 1 → 0; 16 − 7 = 9 — write 9.
  • Hundreds: after borrowing, 0 — a leading zero is not written.

169 − 71 = 98

Second check: 169 − 98 = 71

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See Also

FAQ

What is 169 − 71?

169 − 71 = 98

How do you check that 169 − 71 = 98?

Add the difference and the subtrahend: 98 + 71 = 169. Getting the minuend back means the difference is right.

How many times do you borrow in 169 − 71?

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