Here we go! We're going to add 2220 and 2268 together.

Step 1: We'll start by adding the digits 0 & 8 in column 1 and get 8.

Step 2: We'll start by adding the digits 2 & 6 in column 2 and get 8.

Step 3: We'll start by adding the digits 2 & 2 in column 3 and get 4.

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

So, 2220 + 2268 = 4488.

