Let's divide 91978340 by 623
Let's see how many times 623 fits into 91978340.

On to step 1:
9 divided by 623 is 0 with a remainder of 9.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtracting 0 from 9 leaves us with 9.
Fetch the next digit (1) from the dividend, attach it to 9 and continue: 91 / 623

Moving on to step 2:
The number 623 fits into 91 0 times, leaving a remainder of 91.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we subtract 0 from 91, we get 91.
Fetch the next digit (9) from the dividend, attach it to 91 and continue: 919 / 623

Let's proceed to step 3:
When dividing 919 by 623, we get 1 with a remainder of 296.
Write down 1 as next digit of the result. 
Result so far: 1.0
If we subtract 623 from 919, we get 296.
Include the next digit (7) from the dividend after 296, then repeat: 2967 / 623

Advancing to step 4:
If we divide 2967 by 623, we get 4 and a remainder of 475.
Record the quotient 4 as the next digit in the result. 
Result so far: 14.0
If we subtract 2492 from 2967, we get 475.
Fetch the next digit (8) from the dividend, attach it to 475 and continue: 4758 / 623

Moving on to step 5:
623 can be fit into 4758 7 times, resulting in a remainder of 397.
Put 7 as the next digit of the answer. 
Result so far: 147.0
If we subtract 4361 from 4758, we get 397.
Append the next digit (3) from the dividend to 397 and continue with: 3973 / 623

Step 6:
623 goes into 3973 6 times with a remainder of 235.
The number 6 becomes the next digit in our result. 
Result so far: 1476.0
Subtract 3738 from 3973 to get 235.
Append the next digit (4) from the dividend to 235 and continue with: 2354 / 623

Let's proceed to step 7:
When dividing 2354 by 623, we get 3 with a remainder of 485.
The number 3 becomes the next digit in our result. 
Result so far: 14763.0
Subtracting 1869 from 2354 leaves us with 485.
Append the next digit (0) from the dividend to 485 and continue with: 4850 / 623

Advancing to step 8:
623 can be fit into 4850 7 times, resulting in a remainder of 489.
Write down 7 as next digit of the result. 
Result so far: 147637.0
If we subtract 4361 from 4850, we get 489.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4890, and continue the process.

Going ahead to step 9:
The number 623 fits into 4890 7 times, leaving a remainder of 529.
Write down 7 as next digit of the result. 
Result so far: 147637.7
Deduct 4361 from 4890 and we're left with 529.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5290, and continue the process.

On to step 10:
The number 623 fits into 5290 8 times, leaving a remainder of 306.
Record the quotient 8 as the next digit in the result. 
Result so far: 147637.78
Deduct 4984 from 5290 and we're left with 306.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3060, and continue the process.

Step 11:
If we divide 3060 by 623, we get 4 and a remainder of 568.
The number 4 becomes the next digit in our result. 
Result so far: 147637.784
If we subtract 2492 from 3060, we get 568.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5680, and continue the process.

Going ahead to step 12:
623 can be fit into 5680 9 times, resulting in a remainder of 73.
Use 9 as the next digit of our solution. 
Result so far: 147637.7849
If we take 5607 away from 5680, we end up with 73.
Since there are no more digits in the dividend, we add a zero to the remainder making it 730, and continue the process.

On to step 13:
If we divide 730 by 623, we get 1 and a remainder of 107.
Use 1 as the next digit of our solution. 
Result so far: 147637.78491
Subtracting 623 from 730 leaves us with 107.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1070, and continue the process.

Going ahead to step 14:
623 goes into 1070 1 times with a remainder of 447.
Write down 1 as next digit of the result. 
Result so far: 147637.784911
Deduct 623 from 1070 and we're left with 447.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4470, and continue the process.

After the division, we end up with 147637.784911 and a remainder of 4.47e-05.