Subtraction with Regrouping: 153 − 17

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 153 − 17?

Answer

153 − 17 =
136

With regrouping: 1 borrow — from the tens

153 − 17 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
1 5(was 5, now 4)3 (was 3, now 13)
−17
136

Column by column: 153 − 17

  • Ones: 3 is less than 7 — borrow 1 ten: tens 5 → 4; 13 − 7 = 6 — write 6.
  • Tens: after borrowing, 4; 4 − 1 = 3 — write 3.
  • Hundreds: nothing to subtract — write 1.

153 − 17 = 136

Second check: 153 − 136 = 17

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See Also

FAQ

What is 153 − 17?

153 − 17 = 136

How do you check that 153 − 17 = 136?

Add the difference and the subtrahend: 136 + 17 = 153. Getting the minuend back means the difference is right.

How many times do you borrow in 153 − 17?

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