Subtraction with Regrouping: 343 − 36

Subtraction with Regrouping Calculator
Minuend
Subtrahend

What is 343 − 36?

Answer

343 − 36 =
307

With regrouping: 1 borrow — from the tens

343 − 36 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.
3+10
3 4(was 4, now 3)3 (was 3, now 13)
−36
307

Column by column: 343 − 36

  • Ones: 3 is less than 6 — borrow 1 ten: tens 4 → 3; 13 − 6 = 7 — write 7.
  • Tens: after borrowing, 3; 3 − 3 = 0 — write 0.
  • Hundreds: nothing to subtract — write 3.

343 − 36 = 307

Second check: 343 − 307 = 36

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See Also

FAQ

What is 343 − 36?

343 − 36 = 307

How do you check that 343 − 36 = 307?

Add the difference and the subtrahend: 307 + 36 = 343. Getting the minuend back means the difference is right.

How many times do you borrow in 343 − 36?

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