Addition with Regrouping: 76 + 39

Addition with Regrouping Calculator
First addend
Second addend

What is 76 + 39?

Answer

76 + 39 =
115

The sum is longer than the addends: 2 carries — into the tens and the hundreds; the last one makes a new digit

76 + 39 in a column. Carries are the small circled digits above the columns.
1carry1carry
7 6
+39
115

Column by column: 76 + 39

  • Ones: 6 + 9 = 15 — write 5, carry 1.
  • Tens: 7 + 3 + 1 = 11 — write 1, carry 1.
  • Hundreds: the carried 1 — write 1.

76 + 39 = 115

Second check: 115 − 76 = 39

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47 + 3986
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76 + 39115
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98 + 39137
105 + 39144
136 + 39175

FAQ

What is 76 + 39?

76 + 39 = 115

How do you check that 76 + 39 = 115?

Subtract one addend from the sum: 115 − 39 = 76, and 115 − 76 = 39. Getting the other addend back means the sum is right.

How many carries are there in 76 + 39?

2 carries: 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 39 + 76 the same as 76 + 39?

Yes. Addition is commutative, so both give 115; the column looks the same with either number on top.

See Also