Addition with Regrouping: 136 + 36

Addition with Regrouping Calculator
First addend
Second addend

What is 136 + 36?

Answer

136 + 36 =
172

With regrouping: 1 carry — into the tens

136 + 36 in a column. Carries are the small circled digits above the columns.
1carry
1 3 6
+36
172

Column by column: 136 + 36

  • Ones: 6 + 6 = 12 — write 2, carry 1.
  • Tens: 3 + 3 + 1 = 7 — write 7.
  • Hundreds: nothing to add — write 1.

136 + 36 = 172

Second check: 172 − 136 = 36

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FAQ

What is 136 + 36?

136 + 36 = 172

How do you check that 136 + 36 = 172?

Subtract one addend from the sum: 172 − 36 = 136, and 172 − 136 = 36. Getting the other addend back means the sum is right.

How many carries are there in 136 + 36?

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 36 + 136 the same as 136 + 36?

Yes. Addition is commutative, so both give 172; the column looks the same with either number on top.