Ready to do some math? We're starting with 8154 and 1042 and adding them up.

Step 1: We'll start by adding the digits 4 & 2 in column 1 and get 6.

Step 2: We'll start by adding the digits 5 & 4 in column 2 and get 9.

Step 3: We'll start by adding the digits 1 & 0 in column 3 and get 1.

Step 4: We'll start by adding the digits 8 & 1 in column 4 and get 9.

So, 8154 + 1042 = 9196.

