Addition with Regrouping: 987,654 + 987,654

Addition with Regrouping Calculator
First addend
Second addend

What is 987,654 + 987,654?

Answer

987,654 + 987,654 =
1,975,308

The sum is longer than the addends: 5 carries — into the hundreds, the thousands, the ten thousands, the hundred thousands and the millions; the last one makes a new digit

987,654 + 987,654 in a column. Carries are the small circled digits above the columns.
1carry1carry1carry1carry1carry
9 8 7 6 5 4
+987654
1975308

Column by column: 987,654 + 987,654

  • Ones: 4 + 4 = 8 — write 8.
  • Tens: 5 + 5 = 10 — write 0, carry 1.
  • Hundreds: 6 + 6 + 1 = 13 — write 3, carry 1.
  • Thousands: 7 + 7 + 1 = 15 — write 5, carry 1.
  • Ten thousands: 8 + 8 + 1 = 17 — write 7, carry 1.
  • Hundred thousands: 9 + 9 + 1 = 19 — write 9, carry 1.
  • Millions: the carried 1 — write 1.

987,654 + 987,654 = 1,975,308

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Column additions with 987,654

ExampleSum
987,654 + 1,234988,888
987,654 + 2,468990,122
987,654 + 3,579991,233
987,654 + 4,805992,459
987,654 + 5,096992,750
987,654 + 6,713994,367
987,654 + 7,350995,004
987,654 + 8,042995,696
987,654 + 12,345999,999
987,654 + 23,4561,011,110
987,654 + 45,0891,032,743
987,654 + 70,3121,057,966
987,654 + 123,4561,111,110
987,654 + 405,0671,392,721
987,654 + 987,6541,975,308

FAQ

What is 987,654 + 987,654?

987,654 + 987,654 = 1,975,308

How do you check that 987,654 + 987,654 = 1,975,308?

Subtract one addend from the sum: 1,975,308 − 987,654 = 987,654. Getting the other addend back means the sum is right.

How many carries are there in 987,654 + 987,654?

5 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.

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