91974827 divided by 780 
Let's see how many times 780 fits into 91974827.

On to step 1:
If we divide 9 by 780, we get 0 and a remainder of 9.
The next digit of our result is 0. 
Result so far: 0.0
Subtract 0 from 9 to get 9.
Append the next digit (1) from the dividend to 9 and continue with: 91 / 780

Going ahead to step 2:
780 can be fit into 91 0 times, resulting in a remainder of 91.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Subtract 0 from 91 to get 91.
Bring next digit (9) of the dividend behind the 91 and repeat the process: 919 / 780

Moving on to step 3:
If we divide 919 by 780, we get 1 and a remainder of 139.
Put 1 as the next digit of the answer. 
Result so far: 1.0
Subtract 780 from 919 to get 139.
Grab the next digit (7) from the dividend, add it to 139, then carry on: 1397 / 780

Moving on to step 4:
1397 divided by 780 is 1 with a remainder of 617.
The next digit of our result is 1. 
Result so far: 11.0
Deduct 780 from 1397 and we're left with 617.
Grab the next digit (4) from the dividend, add it to 617, then carry on: 6174 / 780

Step 5:
The number 780 fits into 6174 7 times, leaving a remainder of 714.
The number 7 becomes the next digit in our result. 
Result so far: 117.0
Subtracting 5460 from 6174 leaves us with 714.
Include the next digit (8) from the dividend after 714, then repeat: 7148 / 780

Moving on to step 6:
780 can be fit into 7148 9 times, resulting in a remainder of 128.
The next digit of our result is 9. 
Result so far: 1179.0
If we subtract 7020 from 7148, we get 128.
Append the next digit (2) from the dividend to 128 and continue with: 1282 / 780

Advancing to step 7:
780 can be fit into 1282 1 times, resulting in a remainder of 502.
Use 1 as the next digit of our solution. 
Result so far: 11791.0
Deduct 780 from 1282 and we're left with 502.
Append the next digit (7) from the dividend to 502 and continue with: 5027 / 780

Moving on to step 8:
The number 780 fits into 5027 6 times, leaving a remainder of 347.
Put 6 as the next digit of the answer. 
Result so far: 117916.0
Subtract 4680 from 5027 to get 347.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3470, and continue the process.

Moving on to step 9:
The number 780 fits into 3470 4 times, leaving a remainder of 350.
The next digit of our result is 4. 
Result so far: 117916.4
The remainder is 350 after subtracting 3120 from 3470.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3500, and continue the process.

Moving on to step 10:
780 goes into 3500 4 times with a remainder of 380.
The number 4 becomes the next digit in our result. 
Result so far: 117916.44
The remainder is 380 after subtracting 3120 from 3500.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3800, and continue the process.

Our division results in 117916.44 with a remaining 0.38.