Alright, ready to do some subtraction? We're taking 981451803 and subtracting 48444497 from it.

Step 1: We'll start by subtracting the digit 7 and the borrow 0 from 3 in column 1 and get -4.
We add -4 to 10 and get 6 as the first digit of the result.

Step 2: We'll start by subtracting the digit 9 and the borrow 1 from 0 in column 2 and get -10.
We add -10 to 10 and get 0 as the next digit of the result.

Step 3: We'll start by subtracting the digit 4 and the borrow 1 from 8 in column 3 and get 3.
3 is the next digit of our result.

Step 4: We'll start by subtracting the digit 4 and the borrow 0 from 1 in column 4 and get -3.
We add -3 to 10 and get 7 as the next digit of the result.

Step 5: We'll start by subtracting the digit 4 and the borrow 1 from 5 in column 5 and get 0.
0 is the next digit of our result.

Step 6: We'll start by subtracting the digit 4 and the borrow 0 from 4 in column 6 and get 0.
0 is the next digit of our result.

Step 7: We'll start by subtracting the digit 8 and the borrow 0 from 1 in column 7 and get -7.
We add -7 to 10 and get 3 as the next digit of the result.

Step 8: We'll start by subtracting the digit 4 and the borrow 1 from 8 in column 8 and get 3.
3 is the next digit of our result.

Step 9: We'll start by subtracting the digit 0 and the borrow 0 from 9 in column 9 and get 9.
9 is the next digit of our result.

So, 981451803 - 48444497 = 933007306.