Addition with Regrouping: 485 + 485

Addition with Regrouping Calculator
First addend
Second addend

What is 485 + 485?

Answer

485 + 485 =
970

With regrouping: 2 carries — into the tens and the hundreds

485 + 485 in a column. Carries are the small circled digits above the columns.
1carry1carry
4 8 5
+485
970

Column by column: 485 + 485

  • Ones: 5 + 5 = 10 — write 0, carry 1.
  • Tens: 8 + 8 + 1 = 17 — write 7, carry 1.
  • Hundreds: 4 + 4 + 1 = 9 — write 9.

485 + 485 = 970

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485 + 239724
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FAQ

What is 485 + 485?

485 + 485 = 970

How do you check that 485 + 485 = 970?

Subtract one addend from the sum: 970 − 485 = 485. Getting the other addend back means the sum is right.

How many carries are there in 485 + 485?

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.

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