Addition with Regrouping: 536 + 187

Addition with Regrouping Calculator
First addend
Second addend

What is 536 + 187?

Answer

536 + 187 =
723

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

536 + 187 in a column. Carries are the small circled digits above the columns.
1carry1carry
5 3 6
+187
723

Column by column: 536 + 187

  • Ones: 6 + 7 = 13 — write 3, carry 1.
  • Tens: 3 + 8 + 1 = 12 — write 2, carry 1.
  • Hundreds: 5 + 1 + 1 = 7 — write 7.

536 + 187 = 723

Second check: 723 − 536 = 187

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FAQ

What is 536 + 187?

536 + 187 = 723

How do you check that 536 + 187 = 723?

Subtract one addend from the sum: 723 − 187 = 536, and 723 − 536 = 187. Getting the other addend back means the sum is right.

How many carries are there in 536 + 187?

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 187 + 536 the same as 536 + 187?

Yes. Addition is commutative, so both give 723; the column looks the same with either number on top.