86602353 ÷ 654 
Our goal is to divide 86602353 by 654.

Going ahead to step 1:
654 goes into 8 0 times with a remainder of 8.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Subtracting 0 from 8 leaves us with 8.
Take the next digit (6) from the dividend and append it to 8, then repeat: 86 / 654

Advancing to step 2:
If we divide 86 by 654, we get 0 and a remainder of 86.
The next digit of our result is 0. 
Result so far: 0.0
Subtracting 0 from 86 leaves us with 86.
Take the next digit (6) from the dividend and append it to 86, then repeat: 866 / 654

Going ahead to step 3:
When dividing 866 by 654, we get 1 with a remainder of 212.
Use 1 as the next digit of our solution. 
Result so far: 1.0
Deduct 654 from 866 and we're left with 212.
Grab the next digit (0) from the dividend, add it to 212, then carry on: 2120 / 654

On to step 4:
654 goes into 2120 3 times with a remainder of 158.
Write down 3 as next digit of the result. 
Result so far: 13.0
Deduct 1962 from 2120 and we're left with 158.
Include the next digit (2) from the dividend after 158, then repeat: 1582 / 654

Step 5:
If we divide 1582 by 654, we get 2 and a remainder of 274.
Write down 2 as next digit of the result. 
Result so far: 132.0
Deduct 1308 from 1582 and we're left with 274.
Grab the next digit (3) from the dividend, add it to 274, then carry on: 2743 / 654

Moving on to step 6:
If we divide 2743 by 654, we get 4 and a remainder of 127.
The number 4 becomes the next digit in our result. 
Result so far: 1324.0
If we subtract 2616 from 2743, we get 127.
Fetch the next digit (5) from the dividend, attach it to 127 and continue: 1275 / 654

Moving on to step 7:
654 can be fit into 1275 1 times, resulting in a remainder of 621.
Write down 1 as next digit of the result. 
Result so far: 13241.0
If we subtract 654 from 1275, we get 621.
Append the next digit (3) from the dividend to 621 and continue with: 6213 / 654

On to step 8:
6213 divided by 654 is 9 with a remainder of 327.
The number 9 becomes the next digit in our result. 
Result so far: 132419.0
Subtract 5886 from 6213 to get 327.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3270, and continue the process.

On to step 9:
When dividing 3270 by 654, we get 5 with a remainder of 0.
Use 5 as the next digit of our solution. 
Result so far: 132419.5
Deduct 3270 from 3270 and we're left with 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

Moving on to step 10:
654 goes into 0 0 times with a remainder of 0.
The number 0 becomes the next digit in our result. 
Result so far: 132419.5
The remainder is 0 after subtracting 0 from 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

Moving on to step 11:
0 divided by 654 is 0 with a remainder of 0.
The number 0 becomes the next digit in our result. 
Result so far: 132419.5
Deduct 0 from 0 and we're left with 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

The final result is 132419.5 with a remainder of 0.0.