We divide 86905993 by 388
We want to figure out the number of times 86905993 can be divided by 388.

On to step 1:
388 goes into 8 0 times with a remainder of 8.
Write down 0 as next digit of the result. 
Result so far: 0.0
Subtracting 0 from 8 leaves us with 8.
Bring next digit (6) of the dividend behind the 8 and repeat the process: 86 / 388

Advancing to step 2:
388 goes into 86 0 times with a remainder of 86.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Deduct 0 from 86 and we're left with 86.
Grab the next digit (9) from the dividend, add it to 86, then carry on: 869 / 388

Going ahead to step 3:
The number 388 fits into 869 2 times, leaving a remainder of 93.
Write down 2 as next digit of the result. 
Result so far: 2.0
The remainder is 93 after subtracting 776 from 869.
Include the next digit (0) from the dividend after 93, then repeat: 930 / 388

Advancing to step 4:
930 divided by 388 is 2 with a remainder of 154.
Write down 2 as next digit of the result. 
Result so far: 22.0
Deduct 776 from 930 and we're left with 154.
Append the next digit (5) from the dividend to 154 and continue with: 1545 / 388

Let's proceed to step 5:
388 goes into 1545 3 times with a remainder of 381.
Put 3 as the next digit of the answer. 
Result so far: 223.0
If we take 1164 away from 1545, we end up with 381.
Append the next digit (9) from the dividend to 381 and continue with: 3819 / 388

Step 6:
If we divide 3819 by 388, we get 9 and a remainder of 327.
Write down 9 as next digit of the result. 
Result so far: 2239.0
Subtract 3492 from 3819 to get 327.
Include the next digit (9) from the dividend after 327, then repeat: 3279 / 388

Step 7:
388 can be fit into 3279 8 times, resulting in a remainder of 175.
The number 8 becomes the next digit in our result. 
Result so far: 22398.0
If we take 3104 away from 3279, we end up with 175.
Fetch the next digit (3) from the dividend, attach it to 175 and continue: 1753 / 388

Step 8:
388 goes into 1753 4 times with a remainder of 201.
The number 4 becomes the next digit in our result. 
Result so far: 223984.0
If we take 1552 away from 1753, we end up with 201.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2010, and continue the process.

Advancing to step 9:
388 goes into 2010 5 times with a remainder of 70.
The number 5 becomes the next digit in our result. 
Result so far: 223984.5
Subtract 1940 from 2010 to get 70.
Since there are no more digits in the dividend, we add a zero to the remainder making it 700, and continue the process.

Step 10:
If we divide 700 by 388, we get 1 and a remainder of 312.
The number 1 becomes the next digit in our result. 
Result so far: 223984.51
Subtract 388 from 700 to get 312.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3120, and continue the process.

Going ahead to step 11:
388 goes into 3120 8 times with a remainder of 16.
Write down 8 as next digit of the result. 
Result so far: 223984.518
Deduct 3104 from 3120 and we're left with 16.
Since there are no more digits in the dividend, we add a zero to the remainder making it 160, and continue the process.

Let's proceed to step 12:
When dividing 160 by 388, we get 0 with a remainder of 160.
Write down 0 as next digit of the result. 
Result so far: 223984.518
The remainder is 160 after subtracting 0 from 160.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1600, and continue the process.

On to step 13:
When dividing 1600 by 388, we get 4 with a remainder of 48.
The next digit of our result is 4. 
Result so far: 223984.51804
If we take 1552 away from 1600, we end up with 48.
Since there are no more digits in the dividend, we add a zero to the remainder making it 480, and continue the process.

Advancing to step 14:
When dividing 480 by 388, we get 1 with a remainder of 92.
The next digit of our result is 1. 
Result so far: 223984.518041
If we take 388 away from 480, we end up with 92.
Since there are no more digits in the dividend, we add a zero to the remainder making it 920, and continue the process.

Let's proceed to step 15:
The number 388 fits into 920 2 times, leaving a remainder of 144.
Use 2 as the next digit of our solution. 
Result so far: 223984.5180412
If we take 776 away from 920, we end up with 144.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1440, and continue the process.

Let's proceed to step 16:
If we divide 1440 by 388, we get 3 and a remainder of 276.
Use 3 as the next digit of our solution. 
Result so far: 223984.51804123
If we take 1164 away from 1440, we end up with 276.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2760, and continue the process.

Our division results in 223984.51804123 with a remaining 2.76e-07.