Addition with Regrouping: 307 + 76

Addition with Regrouping Calculator
First addend
Second addend

What is 307 + 76?

Answer

307 + 76 =
383

With regrouping: 1 carry — into the tens

307 + 76 in a column. Carries are the small circled digits above the columns.
1carry
3 0 7
+76
383

Column by column: 307 + 76

  • Ones: 7 + 6 = 13 — write 3, carry 1.
  • Tens: 0 + 7 + 1 = 8 — write 8.
  • Hundreds: nothing to add — write 3.

307 + 76 = 383

Second check: 383 − 307 = 76

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FAQ

What is 307 + 76?

307 + 76 = 383

How do you check that 307 + 76 = 383?

Subtract one addend from the sum: 383 − 76 = 307, and 383 − 307 = 76. Getting the other addend back means the sum is right.

How many carries are there in 307 + 76?

1 carry: every time a column added up to 10 or more, its ones digit was written and 1 was carried to the next column on the left.

Is 76 + 307 the same as 307 + 76?

Yes. Addition is commutative, so both give 383; the column looks the same with either number on top.