Subtraction with Regrouping: 135 − 52

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 135 − 52?

Answer

135 − 52 =
83

With regrouping: 1 borrow — from the hundreds

135 − 52 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)3 (was 3, now 13)5
−52
83

Column by column: 135 − 52

  • Ones: 5 − 2 = 3 — write 3.
  • Tens: 3 is less than 5 — borrow 1 hundred: hundreds 1 → 0; 13 − 5 = 8 — write 8.
  • Hundreds: after borrowing, 0 — a leading zero is not written.

135 − 52 = 83

Second check: 135 − 83 = 52

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See Also

FAQ

What is 135 − 52?

135 − 52 = 83

How do you check that 135 − 52 = 83?

Add the difference and the subtrahend: 83 + 52 = 135. Getting the minuend back means the difference is right.

How many times do you borrow in 135 − 52?

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