Addition with Regrouping: 8,042 + 2,468

Addition with Regrouping Calculator
First addend
Second addend

What is 8,042 + 2,468?

Answer

8,042 + 2,468 =
10,510

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

8,042 + 2,468 in a column. Carries are the small circled digits above the columns.
1carry1carry1carry
8 0 4 2
+2468
10510

Column by column: 8,042 + 2,468

  • Ones: 2 + 8 = 10 — write 0, carry 1.
  • Tens: 4 + 6 + 1 = 11 — write 1, carry 1.
  • Hundreds: 0 + 4 + 1 = 5 — write 5.
  • Thousands: 8 + 2 = 10 — write 0, carry 1.
  • Ten thousands: the carried 1 — write 1.

8,042 + 2,468 = 10,510

Second check: 10,510 − 8,042 = 2,468

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Column additions with 2,468

ExampleSum
8,037 + 2,46810,505
8,038 + 2,46810,506
8,039 + 2,46810,507
8,040 + 2,46810,508
8,041 + 2,46810,509
8,042 + 2,46810,510
8,043 + 2,46810,511
8,044 + 2,46810,512
8,045 + 2,46810,513
8,046 + 2,46810,514
8,047 + 2,46810,515

FAQ

What is 8,042 + 2,468?

8,042 + 2,468 = 10,510

How do you check that 8,042 + 2,468 = 10,510?

Subtract one addend from the sum: 10,510 − 2,468 = 8,042, and 10,510 − 8,042 = 2,468. Getting the other addend back means the sum is right.

How many carries are there in 8,042 + 2,468?

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 2,468 + 8,042 the same as 8,042 + 2,468?

Yes. Addition is commutative, so both give 10,510; the column looks the same with either number on top.

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