68393175 ÷ 210 
We want to divide 68393175 by 210.

Let's proceed to step 1:
The number 210 fits into 6 0 times, leaving a remainder of 6.
Write down 0 as next digit of the result. 
Result so far: 0.0
The remainder is 6 after subtracting 0 from 6.
Append the next digit (8) from the dividend to 6 and continue with: 68 / 210

Step 2:
210 can be fit into 68 0 times, resulting in a remainder of 68.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Subtracting 0 from 68 leaves us with 68.
Append the next digit (3) from the dividend to 68 and continue with: 683 / 210

Step 3:
683 divided by 210 is 3 with a remainder of 53.
Use 3 as the next digit of our solution. 
Result so far: 3.0
The remainder is 53 after subtracting 630 from 683.
Bring next digit (9) of the dividend behind the 53 and repeat the process: 539 / 210

Step 4:
210 can be fit into 539 2 times, resulting in a remainder of 119.
The next digit of our result is 2. 
Result so far: 32.0
Subtract 420 from 539 to get 119.
Bring next digit (3) of the dividend behind the 119 and repeat the process: 1193 / 210

Moving on to step 5:
The number 210 fits into 1193 5 times, leaving a remainder of 143.
Write down 5 as next digit of the result. 
Result so far: 325.0
If we subtract 1050 from 1193, we get 143.
Include the next digit (1) from the dividend after 143, then repeat: 1431 / 210

Moving on to step 6:
When dividing 1431 by 210, we get 6 with a remainder of 171.
The next digit of our result is 6. 
Result so far: 3256.0
Subtracting 1260 from 1431 leaves us with 171.
Include the next digit (7) from the dividend after 171, then repeat: 1717 / 210

Let's proceed to step 7:
210 goes into 1717 8 times with a remainder of 37.
Record the quotient 8 as the next digit in the result. 
Result so far: 32568.0
The remainder is 37 after subtracting 1680 from 1717.
Append the next digit (5) from the dividend to 37 and continue with: 375 / 210

Step 8:
210 can be fit into 375 1 times, resulting in a remainder of 165.
The next digit of our result is 1. 
Result so far: 325681.0
If we take 210 away from 375, we end up with 165.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1650, and continue the process.

On to step 9:
When dividing 1650 by 210, we get 7 with a remainder of 180.
Record the quotient 7 as the next digit in the result. 
Result so far: 325681.7
The remainder is 180 after subtracting 1470 from 1650.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1800, and continue the process.

Step 10:
When dividing 1800 by 210, we get 8 with a remainder of 120.
Write down 8 as next digit of the result. 
Result so far: 325681.78
The remainder is 120 after subtracting 1680 from 1800.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1200, and continue the process.

Let's proceed to step 11:
If we divide 1200 by 210, we get 5 and a remainder of 150.
The number 5 becomes the next digit in our result. 
Result so far: 325681.785
If we subtract 1050 from 1200, we get 150.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1500, and continue the process.

Going ahead to step 12:
1500 divided by 210 is 7 with a remainder of 30.
Put 7 as the next digit of the answer. 
Result so far: 325681.7857
The remainder is 30 after subtracting 1470 from 1500.
Since there are no more digits in the dividend, we add a zero to the remainder making it 300, and continue the process.

Advancing to step 13:
210 can be fit into 300 1 times, resulting in a remainder of 90.
Put 1 as the next digit of the answer. 
Result so far: 325681.78571
Subtracting 210 from 300 leaves us with 90.
Since there are no more digits in the dividend, we add a zero to the remainder making it 900, and continue the process.

Let's proceed to step 14:
The number 210 fits into 900 4 times, leaving a remainder of 60.
Record the quotient 4 as the next digit in the result. 
Result so far: 325681.785714
If we subtract 840 from 900, we get 60.
Since there are no more digits in the dividend, we add a zero to the remainder making it 600, and continue the process.

Going ahead to step 15:
210 can be fit into 600 2 times, resulting in a remainder of 180.
The number 2 becomes the next digit in our result. 
Result so far: 325681.7857142
Deduct 420 from 600 and we're left with 180.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1800, and continue the process.

Step 16:
The number 210 fits into 1800 8 times, leaving a remainder of 120.
Record the quotient 8 as the next digit in the result. 
Result so far: 325681.78571428
Subtract 1680 from 1800 to get 120.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1200, and continue the process.

The quotient of the division is 325681.78571428, and the remainder is 1.2e-07.