Let's break this down. We're going to add 5050 and 4414 together.

Step 1: We'll start by adding the digits 0 & 4 in column 1 and get 4.

Step 2: We'll start by adding the digits 5 & 1 in column 2 and get 6.

Step 3: We'll start by adding the digits 0 & 4 in column 3 and get 4.

Step 4: We'll start by adding the digits 5 & 4 in column 4 and get 9.

So, 5050 + 4414 = 9464.

