81995767 ÷ 915 
The aim is to understand the frequency of 915 in 81995767.

Step 1:
If we divide 8 by 915, we get 0 and a remainder of 8.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Deduct 0 from 8 and we're left with 8.
Fetch the next digit (1) from the dividend, attach it to 8 and continue: 81 / 915

Moving on to step 2:
915 goes into 81 0 times with a remainder of 81.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
The remainder is 81 after subtracting 0 from 81.
Append the next digit (9) from the dividend to 81 and continue with: 819 / 915

Step 3:
The number 915 fits into 819 0 times, leaving a remainder of 819.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
The remainder is 819 after subtracting 0 from 819.
Take the next digit (9) from the dividend and append it to 819, then repeat: 8199 / 915

Step 4:
If we divide 8199 by 915, we get 8 and a remainder of 879.
Record the quotient 8 as the next digit in the result. 
Result so far: 8.0
Subtract 7320 from 8199 to get 879.
Fetch the next digit (5) from the dividend, attach it to 879 and continue: 8795 / 915

Let's proceed to step 5:
8795 divided by 915 is 9 with a remainder of 560.
The number 9 becomes the next digit in our result. 
Result so far: 89.0
Deduct 8235 from 8795 and we're left with 560.
Bring next digit (7) of the dividend behind the 560 and repeat the process: 5607 / 915

Moving on to step 6:
5607 divided by 915 is 6 with a remainder of 117.
Write down 6 as next digit of the result. 
Result so far: 896.0
Subtract 5490 from 5607 to get 117.
Fetch the next digit (6) from the dividend, attach it to 117 and continue: 1176 / 915

Step 7:
915 goes into 1176 1 times with a remainder of 261.
The number 1 becomes the next digit in our result. 
Result so far: 8961.0
Deduct 915 from 1176 and we're left with 261.
Take the next digit (7) from the dividend and append it to 261, then repeat: 2617 / 915

Let's proceed to step 8:
2617 divided by 915 is 2 with a remainder of 787.
The number 2 becomes the next digit in our result. 
Result so far: 89612.0
Subtract 1830 from 2617 to get 787.
Since there are no more digits in the dividend, we add a zero to the remainder making it 7870, and continue the process.

On to step 9:
If we divide 7870 by 915, we get 8 and a remainder of 550.
Write down 8 as next digit of the result. 
Result so far: 89612.8
Subtract 7320 from 7870 to get 550.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5500, and continue the process.

Advancing to step 10:
915 goes into 5500 6 times with a remainder of 10.
Use 6 as the next digit of our solution. 
Result so far: 89612.86
If we subtract 5490 from 5500, we get 10.
Since there are no more digits in the dividend, we add a zero to the remainder making it 100, and continue the process.

Let's proceed to step 11:
915 goes into 100 0 times with a remainder of 100.
The number 0 becomes the next digit in our result. 
Result so far: 89612.86
The remainder is 100 after subtracting 0 from 100.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1000, and continue the process.

Moving on to step 12:
915 goes into 1000 1 times with a remainder of 85.
The number 1 becomes the next digit in our result. 
Result so far: 89612.8601
Subtracting 915 from 1000 leaves us with 85.
Since there are no more digits in the dividend, we add a zero to the remainder making it 850, and continue the process.

Moving on to step 13:
915 goes into 850 0 times with a remainder of 850.
The next digit of our result is 0. 
Result so far: 89612.8601
The remainder is 850 after subtracting 0 from 850.
Since there are no more digits in the dividend, we add a zero to the remainder making it 8500, and continue the process.

Let's proceed to step 14:
8500 divided by 915 is 9 with a remainder of 265.
Write down 9 as next digit of the result. 
Result so far: 89612.860109
Deduct 8235 from 8500 and we're left with 265.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2650, and continue the process.

Moving on to step 15:
When dividing 2650 by 915, we get 2 with a remainder of 820.
The number 2 becomes the next digit in our result. 
Result so far: 89612.8601092
Deduct 1830 from 2650 and we're left with 820.
Since there are no more digits in the dividend, we add a zero to the remainder making it 8200, and continue the process.

Let's proceed to step 16:
915 goes into 8200 8 times with a remainder of 880.
Record the quotient 8 as the next digit in the result. 
Result so far: 89612.86010928
If we take 7320 away from 8200, we end up with 880.
Since there are no more digits in the dividend, we add a zero to the remainder making it 8800, and continue the process.

After the division, we end up with 89612.86010928 and a remainder of 8.8e-07.