Addition with Regrouping: 564 + 128

Addition with Regrouping Calculator
First addend
Second addend

What is 564 + 128?

Answer

564 + 128 =
692

With regrouping: 1 carry — into the tens

564 + 128 in a column. Carries are the small circled digits above the columns.
1carry
5 6 4
+128
692

Column by column: 564 + 128

  • Ones: 4 + 8 = 12 — write 2, carry 1.
  • Tens: 6 + 2 + 1 = 9 — write 9.
  • Hundreds: 5 + 1 = 6 — write 6.

564 + 128 = 692

Second check: 692 − 564 = 128

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FAQ

What is 564 + 128?

564 + 128 = 692

How do you check that 564 + 128 = 692?

Subtract one addend from the sum: 692 − 128 = 564, and 692 − 564 = 128. Getting the other addend back means the sum is right.

How many carries are there in 564 + 128?

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 128 + 564 the same as 564 + 128?

Yes. Addition is commutative, so both give 692; the column looks the same with either number on top.