Subtraction with Regrouping: 36 − 17

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 36 − 17?

Answer

36 − 17 =
19

With regrouping: 1 borrow — from the tens

36 − 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.
2+10
3(was 3, now 2)6 (was 6, now 16)
−17
19

Column by column: 36 − 17

  • Ones: 6 is less than 7 — borrow 1 ten: tens 3 → 2; 16 − 7 = 9 — write 9.
  • Tens: after borrowing, 2; 2 − 1 = 1 — write 1.

36 − 17 = 19

Second check: 36 − 19 = 17

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Recalculate with different values ↑

Column subtractions of 17

ExampleDifference
34 − 1717
36 − 1719
40 − 1723
43 − 1726
45 − 1728
51 − 1734
53 − 1736
56 − 1739
58 − 1741
62 − 1745
64 − 1747
69 − 1752
71 − 1754
75 − 1758
80 − 1763
82 − 1765
84 − 1767
86 − 1769
88 − 1771
91 − 1774

FAQ

What is 36 − 17?

36 − 17 = 19

How do you check that 36 − 17 = 19?

Add the difference and the subtrahend: 19 + 17 = 36. Getting the minuend back means the difference is right.

How many times do you borrow in 36 − 17?

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

See Also