Addition with Regrouping: 188 + 12

Addition with Regrouping Calculator
First addend
Second addend

What is 188 + 12?

Answer

188 + 12 =
200

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

188 + 12 in a column. Carries are the small circled digits above the columns.
1carry1carry
1 8 8
+12
200

Column by column: 188 + 12

  • Ones: 8 + 2 = 10 — write 0, carry 1.
  • Tens: 8 + 1 + 1 = 10 — write 0, carry 1.
  • Hundreds: 1 + 1 = 2 — write 2.

188 + 12 = 200

Second check: 200 − 188 = 12

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FAQ

What is 188 + 12?

188 + 12 = 200

How do you check that 188 + 12 = 200?

Subtract one addend from the sum: 200 − 12 = 188, and 200 − 188 = 12. Getting the other addend back means the sum is right.

How many carries are there in 188 + 12?

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 12 + 188 the same as 188 + 12?

Yes. Addition is commutative, so both give 200; the column looks the same with either number on top.