Answer
12389
Work Step by Step
Step 1: Add the digits in one’s column
Sum of the ones column 2+9+1+7= 19. Write 9 ones in the ones column and write 1 tens in the tens column.
1
4 0 2 2
7 0 9
8 6 2 1
+ 3 7
-------
9
Step 2: Add the digits in the tens column, including the regrouped 1.
Sum of the tens column 1+2+2+3=8. Write 8 tens in the tens column.
1
4 0 2 2
7 0 9
8 6 2 1
+ 3 7
-------
8 9
Step 3: Add the digits in the hundreds column.
Sum of the hundreds column 0+7+6=13. Write 3 hundreds in the hundreds column.
1 1
4 0 2 2
7 0 9
8 6 2 1
+ 3 7
--------
3 8 9
Step 4: Add the digits in the thousands column.
Sum of the thousands column 1+4+8=13. Write 3 thousands in the thousands column and 1 in the ten thousand column.
1 1
4 0 2 2
7 0 9
8 6 2 1
+ 3 7
------------
1 2 3 8 9
