Addition with Regrouping: 203 + 149

Addition with Regrouping Calculator
First addend
Second addend

What is 203 + 149?

Answer

203 + 149 =
352

With regrouping: 1 carry — into the tens

203 + 149 in a column. Carries are the small circled digits above the columns.
1carry
2 0 3
+149
352

Column by column: 203 + 149

  • Ones: 3 + 9 = 12 — write 2, carry 1.
  • Tens: 0 + 4 + 1 = 5 — write 5.
  • Hundreds: 2 + 1 = 3 — write 3.

203 + 149 = 352

Second check: 352 − 203 = 149

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149 + 149298
172 + 149321
187 + 149336
203 + 149352
214 + 149363
239 + 149388
251 + 149400
256 + 149405
268 + 149417
291 + 149440
307 + 149456
325 + 149474
348 + 149497
351 + 149500
354 + 149503
376 + 149525
389 + 149538
402 + 149551
427 + 149576
451 + 149600

FAQ

What is 203 + 149?

203 + 149 = 352

How do you check that 203 + 149 = 352?

Subtract one addend from the sum: 352 − 149 = 203, and 352 − 203 = 149. Getting the other addend back means the sum is right.

How many carries are there in 203 + 149?

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 149 + 203 the same as 203 + 149?

Yes. Addition is commutative, so both give 352; the column looks the same with either number on top.

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