Addition with Regrouping: 36 + 28

Addition with Regrouping Calculator
First addend
Second addend

What is 36 + 28?

Answer

36 + 28 =
64

With regrouping: 1 carry — into the tens

36 + 28 in a column. Carries are the small circled digits above the columns.
1carry
3 6
+28
64

Column by column: 36 + 28

  • Ones: 6 + 8 = 14 — write 4, carry 1.
  • Tens: 3 + 2 + 1 = 6 — write 6.

36 + 28 = 64

Second check: 64 − 36 = 28

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FAQ

What is 36 + 28?

36 + 28 = 64

How do you check that 36 + 28 = 64?

Subtract one addend from the sum: 64 − 28 = 36, and 64 − 36 = 28. Getting the other addend back means the sum is right.

How many carries are there in 36 + 28?

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 28 + 36 the same as 36 + 28?

Yes. Addition is commutative, so both give 64; the column looks the same with either number on top.