610715 divided by 78 
The aim is to understand the frequency of 78 in 610715.

On to step 1:
6 divided by 78 is 0 with a remainder of 6.
Use 0 as the next digit of our solution. 
Result so far: 0.0
If we subtract 0 from 6, we get 6.
Include the next digit (1) from the dividend after 6, then repeat: 61 / 78

Going ahead to step 2:
The number 78 fits into 61 0 times, leaving a remainder of 61.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we subtract 0 from 61, we get 61.
Include the next digit (0) from the dividend after 61, then repeat: 610 / 78

On to step 3:
The number 78 fits into 610 7 times, leaving a remainder of 64.
The number 7 becomes the next digit in our result. 
Result so far: 7.0
Deduct 546 from 610 and we're left with 64.
Append the next digit (7) from the dividend to 64 and continue with: 647 / 78

Let's proceed to step 4:
78 can be fit into 647 8 times, resulting in a remainder of 23.
The number 8 becomes the next digit in our result. 
Result so far: 78.0
The remainder is 23 after subtracting 624 from 647.
Grab the next digit (1) from the dividend, add it to 23, then carry on: 231 / 78

Going ahead to step 5:
231 divided by 78 is 2 with a remainder of 75.
Write down 2 as next digit of the result. 
Result so far: 782.0
If we take 156 away from 231, we end up with 75.
Append the next digit (5) from the dividend to 75 and continue with: 755 / 78

Going ahead to step 6:
755 divided by 78 is 9 with a remainder of 53.
The next digit of our result is 9. 
Result so far: 7829.0
Deduct 702 from 755 and we're left with 53.
Since there are no more digits in the dividend, we add a zero to the remainder making it 530, and continue the process.

Step 7:
When dividing 530 by 78, we get 6 with a remainder of 62.
Put 6 as the next digit of the answer. 
Result so far: 7829.6
Subtract 468 from 530 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 8:
When dividing 620 by 78, we get 7 with a remainder of 74.
The next digit of our result is 7. 
Result so far: 7829.67
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.

Let's proceed to step 9:
When dividing 740 by 78, we get 9 with a remainder of 38.
Write down 9 as next digit of the result. 
Result so far: 7829.679
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.

Moving on to step 10:
When dividing 380 by 78, we get 4 with a remainder of 68.
Put 4 as the next digit of the answer. 
Result so far: 7829.6794
Deduct 312 from 380 and we're left with 68.
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 11:
When dividing 680 by 78, we get 8 with a remainder of 56.
Write down 8 as next digit of the result. 
Result so far: 7829.67948
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.

Advancing to step 12:
78 can be fit into 560 7 times, resulting in a remainder of 14.
The number 7 becomes the next digit in our result. 
Result so far: 7829.679487
Deduct 546 from 560 and we're left 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.

On to step 13:
If we divide 140 by 78, we get 1 and a remainder of 62.
Use 1 as the next digit of our solution. 
Result so far: 7829.6794871
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.

Step 14:
When dividing 620 by 78, we get 7 with a remainder of 74.
The next digit of our result is 7. 
Result so far: 7829.67948717
Deduct 546 from 620 and we're left with 74.
Since there are no more digits in the dividend, we add a zero to the remainder making it 740, and continue the process.

In conclusion, the division gives 7829.67948717 with a balance of 7.4e-08.