We're dividing 83866154 by 859 
We're looking to find how many times 859 goes into 83866154.

Moving on to step 1:
8 divided by 859 is 0 with a remainder of 8.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we take 0 away from 8, we end up with 8.
Fetch the next digit (3) from the dividend, attach it to 8 and continue: 83 / 859

Moving on to step 2:
If we divide 83 by 859, we get 0 and a remainder of 83.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Subtracting 0 from 83 leaves us with 83.
Fetch the next digit (8) from the dividend, attach it to 83 and continue: 838 / 859

Step 3:
The number 859 fits into 838 0 times, leaving a remainder of 838.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Deduct 0 from 838 and we're left with 838.
Append the next digit (6) from the dividend to 838 and continue with: 8386 / 859

Going ahead to step 4:
8386 divided by 859 is 9 with a remainder of 655.
The next digit of our result is 9. 
Result so far: 9.0
If we take 7731 away from 8386, we end up with 655.
Fetch the next digit (6) from the dividend, attach it to 655 and continue: 6556 / 859

On to step 5:
859 can be fit into 6556 7 times, resulting in a remainder of 543.
The number 7 becomes the next digit in our result. 
Result so far: 97.0
Deduct 6013 from 6556 and we're left with 543.
Grab the next digit (1) from the dividend, add it to 543, then carry on: 5431 / 859

Let's proceed to step 6:
If we divide 5431 by 859, we get 6 and a remainder of 277.
The number 6 becomes the next digit in our result. 
Result so far: 976.0
The remainder is 277 after subtracting 5154 from 5431.
Fetch the next digit (5) from the dividend, attach it to 277 and continue: 2775 / 859

Let's proceed to step 7:
The number 859 fits into 2775 3 times, leaving a remainder of 198.
Put 3 as the next digit of the answer. 
Result so far: 9763.0
Subtract 2577 from 2775 to get 198.
Bring next digit (4) of the dividend behind the 198 and repeat the process: 1984 / 859

Going ahead to step 8:
When dividing 1984 by 859, we get 2 with a remainder of 266.
Put 2 as the next digit of the answer. 
Result so far: 97632.0
If we take 1718 away from 1984, we end up with 266.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2660, and continue the process.

Going ahead to step 9:
2660 divided by 859 is 3 with a remainder of 83.
The number 3 becomes the next digit in our result. 
Result so far: 97632.3
If we subtract 2577 from 2660, we get 83.
Since there are no more digits in the dividend, we add a zero to the remainder making it 830, and continue the process.

Let's proceed to step 10:
When dividing 830 by 859, we get 0 with a remainder of 830.
Write down 0 as next digit of the result. 
Result so far: 97632.3
Subtract 0 from 830 to get 830.
Since there are no more digits in the dividend, we add a zero to the remainder making it 8300, and continue the process.

Step 11:
859 can be fit into 8300 9 times, resulting in a remainder of 569.
The next digit of our result is 9. 
Result so far: 97632.309
Deduct 7731 from 8300 and we're left with 569.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5690, and continue the process.

Let's proceed to step 12:
When dividing 5690 by 859, we get 6 with a remainder of 536.
Write down 6 as next digit of the result. 
Result so far: 97632.3096
Subtracting 5154 from 5690 leaves us with 536.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5360, and continue the process.

Advancing to step 13:
859 can be fit into 5360 6 times, resulting in a remainder of 206.
The next digit of our result is 6. 
Result so far: 97632.30966
If we subtract 5154 from 5360, we get 206.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2060, and continue the process.

After the division, we end up with 97632.30966 and a remainder of 0.000206.