Let's break this down. We're going to add 7145888010 and 894696286 together.

Step 1: We'll start by adding the digits 0 & 6 in column 1 and get 6.

Step 2: We'll start by adding the digits 1 & 8 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 8 & 6 in column 4 and get 14.
We'll write down the last digit 4 and carry the 1 to the next column.

Step 5: We'll start by adding the digits 8 & 9 in column 5 and get 18.
We'll write down the last digit 8 and carry the 1 to the next column.

Step 6: We'll start by adding the digits 8 & 6 in column 6 and get 15.
We'll write down the last digit 5 and carry the 1 to the next column.

Step 7: We'll start by adding the digits 5 & 4 in column 7 and get 10.
We'll write down the last digit 0 and carry the 1 to the next column.

Step 8: We'll start by adding the digits 4 & 9 in column 8 and get 14.
We'll write down the last digit 4 and carry the 1 to the next column.

Step 9: We'll start by adding the digits 1 & 8 in column 9 and get 10.
We'll write down the last digit 0 and carry the 1 to the next column.

Step 10: We'll start by adding the digits 7 & 0 in column 10 and get 8.

So, 7145888010 + 894696286 = 8040584296.

