Addition with Regrouping: 519 + 485

Addition with Regrouping Calculator
First addend
Second addend

What is 519 + 485?

Answer

519 + 485 =
1,004

The sum is longer than the addends: 3 carries — into the tens, the hundreds and the thousands; the last one makes a new digit

519 + 485 in a column. Carries are the small circled digits above the columns.
1carry1carry1carry
5 1 9
+485
1004

Column by column: 519 + 485

  • Ones: 9 + 5 = 14 — write 4, carry 1.
  • Tens: 1 + 8 + 1 = 10 — write 0, carry 1.
  • Hundreds: 5 + 4 + 1 = 10 — write 0, carry 1.
  • Thousands: the carried 1 — write 1.

519 + 485 = 1,004

Second check: 1,004 − 519 = 485

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FAQ

What is 519 + 485?

519 + 485 = 1,004

How do you check that 519 + 485 = 1,004?

Subtract one addend from the sum: 1,004 − 485 = 519, and 1,004 − 519 = 485. Getting the other addend back means the sum is right.

How many carries are there in 519 + 485?

3 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 485 + 519 the same as 519 + 485?

Yes. Addition is commutative, so both give 1,004; the column looks the same with either number on top.