Addition with Regrouping: 94 + 39

Addition with Regrouping Calculator
First addend
Second addend

What is 94 + 39?

Answer

94 + 39 =
133

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

94 + 39 in a column. Carries are the small circled digits above the columns.
1carry1carry
9 4
+39
133

Column by column: 94 + 39

  • Ones: 4 + 9 = 13 — write 3, carry 1.
  • Tens: 9 + 3 + 1 = 13 — write 3, carry 1.
  • Hundreds: the carried 1 — write 1.

94 + 39 = 133

Second check: 133 − 94 = 39

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FAQ

What is 94 + 39?

94 + 39 = 133

How do you check that 94 + 39 = 133?

Subtract one addend from the sum: 133 − 39 = 94, and 133 − 94 = 39. Getting the other addend back means the sum is right.

How many carries are there in 94 + 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 + 94 the same as 94 + 39?

Yes. Addition is commutative, so both give 133; the column looks the same with either number on top.