Subtraction with Regrouping: 143 − 69

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 143 − 69?

Answer

143 − 69 =
74

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

143 − 69 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.
013+10
1(was 1, now 0)4(was 4, now 13)3 (was 3, now 13)
−69
74

Column by column: 143 − 69

  • Ones: 3 is less than 9 — borrow 1 ten: tens 4 → 3; 13 − 9 = 4 — write 4.
  • Tens: after borrowing, 3; 3 is less than 6 — borrow 1 hundred: hundreds 1 → 0; 13 − 6 = 7 — write 7.
  • Hundreds: after borrowing, 0 — a leading zero is not written.

143 − 69 = 74

Second check: 143 − 74 = 69

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See Also

FAQ

What is 143 − 69?

143 − 69 = 74

How do you check that 143 − 69 = 74?

Add the difference and the subtrahend: 74 + 69 = 143. Getting the minuend back means the difference is right.

How many times do you borrow in 143 − 69?

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