We divide 78409393 by 890
We're looking to find how many times 890 goes into 78409393.

Moving on to step 1:
The number 890 fits into 7 0 times, leaving a remainder of 7.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
Subtracting 0 from 7 leaves us with 7.
Take the next digit (8) from the dividend and append it to 7, then repeat: 78 / 890

Step 2:
890 goes into 78 0 times with a remainder of 78.
The next digit of our result is 0. 
Result so far: 0.0
The remainder is 78 after subtracting 0 from 78.
Bring next digit (4) of the dividend behind the 78 and repeat the process: 784 / 890

On to step 3:
The number 890 fits into 784 0 times, leaving a remainder of 784.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Subtract 0 from 784 to get 784.
Fetch the next digit (0) from the dividend, attach it to 784 and continue: 7840 / 890

Going ahead to step 4:
When dividing 7840 by 890, we get 8 with a remainder of 720.
Use 8 as the next digit of our solution. 
Result so far: 8.0
If we take 7120 away from 7840, we end up with 720.
Append the next digit (9) from the dividend to 720 and continue with: 7209 / 890

On to step 5:
If we divide 7209 by 890, we get 8 and a remainder of 89.
Write down 8 as next digit of the result. 
Result so far: 88.0
Subtract 7120 from 7209 to get 89.
Bring next digit (3) of the dividend behind the 89 and repeat the process: 893 / 890

On to step 6:
When dividing 893 by 890, we get 1 with a remainder of 3.
Put 1 as the next digit of the answer. 
Result so far: 881.0
Deduct 890 from 893 and we're left with 3.
Grab the next digit (9) from the dividend, add it to 3, then carry on: 39 / 890

On to step 7:
When dividing 39 by 890, we get 0 with a remainder of 39.
Use 0 as the next digit of our solution. 
Result so far: 8810.0
If we take 0 away from 39, we end up with 39.
Grab the next digit (3) from the dividend, add it to 39, then carry on: 393 / 890

Let's proceed to step 8:
890 can be fit into 393 0 times, resulting in a remainder of 393.
Use 0 as the next digit of our solution. 
Result so far: 88100.0
Subtract 0 from 393 to get 393.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3930, and continue the process.

Step 9:
890 can be fit into 3930 4 times, resulting in a remainder of 370.
Record the quotient 4 as the next digit in the result. 
Result so far: 88100.4
If we subtract 3560 from 3930, we get 370.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3700, and continue the process.

Advancing to step 10:
The number 890 fits into 3700 4 times, leaving a remainder of 140.
The number 4 becomes the next digit in our result. 
Result so far: 88100.44
Subtracting 3560 from 3700 leaves us with 140.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1400, and continue the process.

The final result is 88100.44 with a remainder of 0.14.