Not to worry, we've got 16 and 8051. Let's get to adding them!

Step 1: We'll start by adding the digits 6 & 1 in column 1 and get 7.

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

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

Step 4: We'll start by adding the digits 0 & 8 in column 4 and get 8.

So, 16 + 8051 = 8067.

