Column Addition: 23 + 23

Addition with Regrouping Calculator
First addend
Second addend

What is 23 + 23?

Answer

23 + 23 =
46

No regrouping: each column is added on its own

23 + 23 in a column. No carries.
2 3
+23
46

Column by column: 23 + 23

  • Ones: 3 + 3 = 6 — write 6.
  • Tens: 2 + 2 = 4 — write 4.

23 + 23 = 46

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FAQ

What is 23 + 23?

23 + 23 = 46

How do you check that 23 + 23 = 46?

Subtract one addend from the sum: 46 − 23 = 23. Getting the other addend back means the sum is right.

How many carries are there in 23 + 23?

None: no column adds up to 10 or more, so every digit of the sum is written straight away.