Alright, let's solve this problem step by step. We have 7090 and 2209 and we're adding them together.

Step 1: We'll start by adding the digits 0 & 9 in column 1 and get 9.

Step 2: We'll start by adding the digits 9 & 0 in column 2 and get 9.

Step 3: We'll start by adding the digits 0 & 2 in column 3 and get 2.

Step 4: We'll start by adding the digits 7 & 2 in column 4 and get 9.

So, 7090 + 2209 = 9299.

