Column Addition: 52 + 47

Addition with Regrouping Calculator
First addend
Second addend

What is 52 + 47?

Answer

52 + 47 =
99

No regrouping: each column is added on its own

52 + 47 in a column. No carries.
5 2
+47
99

Column by column: 52 + 47

  • Ones: 2 + 7 = 9 — write 9.
  • Tens: 5 + 4 = 9 — write 9.

52 + 47 = 99

Second check: 99 − 52 = 47

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FAQ

What is 52 + 47?

52 + 47 = 99

How do you check that 52 + 47 = 99?

Subtract one addend from the sum: 99 − 47 = 52, and 99 − 52 = 47. Getting the other addend back means the sum is right.

How many carries are there in 52 + 47?

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

Is 47 + 52 the same as 52 + 47?

Yes. Addition is commutative, so both give 99; the column looks the same with either number on top.