Subtraction with Regrouping: 186 − 92

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 186 − 92?

Answer

186 − 92 =
94

With regrouping: 1 borrow — from the hundreds

186 − 92 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)8 (was 8, now 18)6
−92
94

Column by column: 186 − 92

  • Ones: 6 − 2 = 4 — write 4.
  • Tens: 8 is less than 9 — borrow 1 hundred: hundreds 1 → 0; 18 − 9 = 9 — write 9.
  • Hundreds: after borrowing, 0 — a leading zero is not written.

186 − 92 = 94

Second check: 186 − 94 = 92

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See Also

FAQ

What is 186 − 92?

186 − 92 = 94

How do you check that 186 − 92 = 94?

Add the difference and the subtrahend: 94 + 92 = 186. Getting the minuend back means the difference is right.

How many times do you borrow in 186 − 92?

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