Addition with Regrouping: 83 + 23

Addition with Regrouping Calculator
First addend
Second addend

What is 83 + 23?

Answer

83 + 23 =
106

The sum is longer than the addends: 1 carry — into the hundreds; the last one makes a new digit

83 + 23 in a column. Carries are the small circled digits above the columns.
1carry
8 3
+23
106

Column by column: 83 + 23

  • Ones: 3 + 3 = 6 — write 6.
  • Tens: 8 + 2 = 10 — write 0, carry 1.
  • Hundreds: the carried 1 — write 1.

83 + 23 = 106

Second check: 106 − 83 = 23

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FAQ

What is 83 + 23?

83 + 23 = 106

How do you check that 83 + 23 = 106?

Subtract one addend from the sum: 106 − 23 = 83, and 106 − 83 = 23. Getting the other addend back means the sum is right.

How many carries are there in 83 + 23?

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 23 + 83 the same as 83 + 23?

Yes. Addition is commutative, so both give 106; the column looks the same with either number on top.