Subtraction with Regrouping: 161 − 67

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 161 − 67?

Answer

161 − 67 =
94

With regrouping: 2 borrows — from the tens and the hundreds

161 − 67 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.
015+10
1(was 1, now 0)6(was 6, now 15)1 (was 1, now 11)
−67
94

Column by column: 161 − 67

  • Ones: 1 is less than 7 — borrow 1 ten: tens 6 → 5; 11 − 7 = 4 — write 4.
  • Tens: after borrowing, 5; 5 is less than 6 — borrow 1 hundred: hundreds 1 → 0; 15 − 6 = 9 — write 9.
  • Hundreds: after borrowing, 0 — a leading zero is not written.

161 − 67 = 94

Second check: 161 − 94 = 67

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See Also

FAQ

What is 161 − 67?

161 − 67 = 94

How do you check that 161 − 67 = 94?

Add the difference and the subtrahend: 94 + 67 = 161. Getting the minuend back means the difference is right.

How many times do you borrow in 161 − 67?

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