631160 divided by 78 
The aim is to understand the frequency of 78 in 631160.

Going ahead to step 1:
78 can be fit into 6 0 times, resulting in a remainder of 6.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
The remainder is 6 after subtracting 0 from 6.
Fetch the next digit (3) from the dividend, attach it to 6 and continue: 63 / 78

Step 2:
The number 78 fits into 63 0 times, leaving a remainder of 63.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Subtract 0 from 63 to get 63.
Append the next digit (1) from the dividend to 63 and continue with: 631 / 78

On to step 3:
78 goes into 631 8 times with a remainder of 7.
Use 8 as the next digit of our solution. 
Result so far: 8.0
Subtracting 624 from 631 leaves us with 7.
Bring next digit (1) of the dividend behind the 7 and repeat the process: 71 / 78

Step 4:
When dividing 71 by 78, we get 0 with a remainder of 71.
Put 0 as the next digit of the answer. 
Result so far: 80.0
If we subtract 0 from 71, we get 71.
Include the next digit (6) from the dividend after 71, then repeat: 716 / 78

Step 5:
If we divide 716 by 78, we get 9 and a remainder of 14.
Use 9 as the next digit of our solution. 
Result so far: 809.0
Deduct 702 from 716 and we're left with 14.
Include the next digit (0) from the dividend after 14, then repeat: 140 / 78

Step 6:
78 goes into 140 1 times with a remainder of 62.
Put 1 as the next digit of the answer. 
Result so far: 8091.0
Subtract 78 from 140 to get 62.
Since there are no more digits in the dividend, we add a zero to the remainder making it 620, and continue the process.

Let's proceed to step 7:
When dividing 620 by 78, we get 7 with a remainder of 74.
Put 7 as the next digit of the answer. 
Result so far: 8091.7
The remainder is 74 after subtracting 546 from 620.
Since there are no more digits in the dividend, we add a zero to the remainder making it 740, and continue the process.

On to step 8:
When dividing 740 by 78, we get 9 with a remainder of 38.
Use 9 as the next digit of our solution. 
Result so far: 8091.79
If we take 702 away from 740, we end up with 38.
Since there are no more digits in the dividend, we add a zero to the remainder making it 380, and continue the process.

Moving on to step 9:
When dividing 380 by 78, we get 4 with a remainder of 68.
Record the quotient 4 as the next digit in the result. 
Result so far: 8091.794
The remainder is 68 after subtracting 312 from 380.
Since there are no more digits in the dividend, we add a zero to the remainder making it 680, and continue the process.

Advancing to step 10:
78 can be fit into 680 8 times, resulting in a remainder of 56.
Record the quotient 8 as the next digit in the result. 
Result so far: 8091.7948
Deduct 624 from 680 and we're left with 56.
Since there are no more digits in the dividend, we add a zero to the remainder making it 560, and continue the process.

Going ahead to step 11:
78 can be fit into 560 7 times, resulting in a remainder of 14.
Record the quotient 7 as the next digit in the result. 
Result so far: 8091.79487
Subtracting 546 from 560 leaves us with 14.
Since there are no more digits in the dividend, we add a zero to the remainder making it 140, and continue the process.

Step 12:
78 goes into 140 1 times with a remainder of 62.
Write down 1 as next digit of the result. 
Result so far: 8091.794871
Deduct 78 from 140 and we're left with 62.
Since there are no more digits in the dividend, we add a zero to the remainder making it 620, and continue the process.

Going ahead to step 13:
When dividing 620 by 78, we get 7 with a remainder of 74.
Write down 7 as next digit of the result. 
Result so far: 8091.7948717
If we subtract 546 from 620, we get 74.
Since there are no more digits in the dividend, we add a zero to the remainder making it 740, and continue the process.

Advancing to step 14:
If we divide 740 by 78, we get 9 and a remainder of 38.
Use 9 as the next digit of our solution. 
Result so far: 8091.79487179
Subtract 702 from 740 to get 38.
Since there are no more digits in the dividend, we add a zero to the remainder making it 380, and continue the process.

The final outcome is 8091.79487179, with a leftover of 3.8e-08.