Addition with Regrouping: 8,042 + 8,042

Addition with Regrouping Calculator
First addend
Second addend

What is 8,042 + 8,042?

Answer

8,042 + 8,042 =
16,084

The sum is longer than the addends: 1 carry — into the ten thousands; the last one makes a new digit

8,042 + 8,042 in a column. Carries are the small circled digits above the columns.
1carry
8 0 4 2
+8042
16084

Column by column: 8,042 + 8,042

  • Ones: 2 + 2 = 4 — write 4.
  • Tens: 4 + 4 = 8 — write 8.
  • Hundreds: 0 + 0 = 0 — write 0.
  • Thousands: 8 + 8 = 16 — write 6, carry 1.
  • Ten thousands: the carried 1 — write 1.

8,042 + 8,042 = 16,084

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FAQ

What is 8,042 + 8,042?

8,042 + 8,042 = 16,084

How do you check that 8,042 + 8,042 = 16,084?

Subtract one addend from the sum: 16,084 − 8,042 = 8,042. Getting the other addend back means the sum is right.

How many carries are there in 8,042 + 8,042?

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.