Addition with Regrouping: 23,456 + 4,805

Addition with Regrouping Calculator
First addend
Second addend

What is 23,456 + 4,805?

Answer

23,456 + 4,805 =
28,261

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

23,456 + 4,805 in a column. Carries are the small circled digits above the columns.
1carry1carry
2 3 4 5 6
+4805
28261

Column by column: 23,456 + 4,805

  • Ones: 6 + 5 = 11 — write 1, carry 1.
  • Tens: 5 + 0 + 1 = 6 — write 6.
  • Hundreds: 4 + 8 = 12 — write 2, carry 1.
  • Thousands: 3 + 4 + 1 = 8 — write 8.
  • Ten thousands: nothing to add — write 2.

23,456 + 4,805 = 28,261

Second check: 28,261 − 23,456 = 4,805

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Column additions with 4,805

ExampleSum
23,451 + 4,80528,256
23,452 + 4,80528,257
23,453 + 4,80528,258
23,454 + 4,80528,259
23,455 + 4,80528,260
23,456 + 4,80528,261
23,457 + 4,80528,262
23,458 + 4,80528,263
23,459 + 4,80528,264
23,460 + 4,80528,265
23,461 + 4,80528,266

FAQ

What is 23,456 + 4,805?

23,456 + 4,805 = 28,261

How do you check that 23,456 + 4,805 = 28,261?

Subtract one addend from the sum: 28,261 − 4,805 = 23,456, and 28,261 − 23,456 = 4,805. Getting the other addend back means the sum is right.

How many carries are there in 23,456 + 4,805?

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.

Is 4,805 + 23,456 the same as 23,456 + 4,805?

Yes. Addition is commutative, so both give 28,261; the column looks the same with either number on top.

See Also