Column 4 Addition

Problem:

 318
+419
-----
737

Solution:

To solve this addition problem, we add the numbers column by column, starting from the rightmost column (the ones place).

1. Ones place: 8 + 9 = 17. Write down 7 and carry over 1 to the tens place.
2. Tens place: 1 + 1 + 1 (carry-over) = 3. Write down 3.
3. Hundreds place: 3 + 4 = 7. Write down 7.

Result: 737