Subtraction with Regrouping: 206 − 34

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 206 − 34?

Answer

206 − 34 =
172

With regrouping: 1 borrow — from the hundreds

206 − 34 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.
1+10
2(was 2, now 1)0 (was 0, now 10)6
−34
172

Column by column: 206 − 34

  • Ones: 6 − 4 = 2 — write 2.
  • Tens: 0 is less than 3 — borrow 1 hundred: hundreds 2 → 1; 10 − 3 = 7 — write 7.
  • Hundreds: after borrowing, 1; nothing to subtract — write 1.

206 − 34 = 172

Second check: 206 − 172 = 34

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See Also

FAQ

What is 206 − 34?

206 − 34 = 172

How do you check that 206 − 34 = 172?

Add the difference and the subtrahend: 172 + 34 = 206. Getting the minuend back means the difference is right.

How many times do you borrow in 206 − 34?

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