Addition with Regrouping: 291 + 268

Addition with Regrouping Calculator
First addend
Second addend

What is 291 + 268?

Answer

291 + 268 =
559

With regrouping: 1 carry — into the hundreds

291 + 268 in a column. Carries are the small circled digits above the columns.
1carry
2 9 1
+268
559

Column by column: 291 + 268

  • Ones: 1 + 8 = 9 — write 9.
  • Tens: 9 + 6 = 15 — write 5, carry 1.
  • Hundreds: 2 + 2 + 1 = 5 — write 5.

291 + 268 = 559

Second check: 559 − 291 = 268

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Column additions with 268

ExampleSum
268 + 268536
291 + 268559
307 + 268575
325 + 268593
348 + 268616
354 + 268622
376 + 268644
389 + 268657
402 + 268670
427 + 268695
432 + 268700
453 + 268721
468 + 268736
485 + 268753
519 + 268787
532 + 268800
536 + 268804
564 + 268832
578 + 268846
602 + 268870

FAQ

What is 291 + 268?

291 + 268 = 559

How do you check that 291 + 268 = 559?

Subtract one addend from the sum: 559 − 268 = 291, and 559 − 291 = 268. Getting the other addend back means the sum is right.

How many carries are there in 291 + 268?

1 carry: 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 268 + 291 the same as 291 + 268?

Yes. Addition is commutative, so both give 559; the column looks the same with either number on top.

See Also