Add the numbers: 995 + 9,339 + 2,107 = ? Calculate the natural numbers sum and learn how to do the addition, column adding method, from right to left

The numbers addition to perform: 995 + 9,339 + 2,107

Stack the numbers on top of each other.

And so on...

 9 9 5 9 3 3 9 + 2 1 0 7 ?

Add column by column; start from the column on the right.

Add the digits in the ones column:

2 is the tens digit. Carry it over to the tens column. Write the digit above that column. Add it with the rest of the digits in that column.

 2 9 9 5 9 3 3 9 + 2 1 0 7 1

Add the digits in the tens column:

1 is the hundreds digit. Carry it over to the hundreds column. Write the digit above that column. Add it with the rest of the digits in that column.

 1 2 9 9 5 9 3 3 9 + 2 1 0 7 4 1

Add the digits in the hundreds column:

1 is the thousands digit. Carry it over to the thousands column. Write the digit above that column. Add it with the rest of the digits in that column.

 1 1 2 9 9 5 9 3 3 9 + 2 1 0 7 4 4 1

Add the digits in the thousands column:

1 is the ten thousands digit. Write it down at the base, next to the thousands digit.

 1 1 2 9 9 5 9 3 3 9 + 2 1 0 7 1 2 4 4 1