8378870 divided by 1 
We want to divide 8378870 by 1.

On to step 1:
1 can be fit into 8 8 times, resulting in a remainder of 0.
Record the quotient 8 as the next digit in the result. 
Result so far: 8.0
If we subtract 8 from 8, we get 0.
Fetch the next digit (3) from the dividend, attach it to 0 and continue: 3 / 1

On to step 2:
The number 1 fits into 3 3 times, leaving a remainder of 0.
Record the quotient 3 as the next digit in the result. 
Result so far: 83.0
The remainder is 0 after subtracting 3 from 3.
Bring next digit (7) of the dividend behind the 0 and repeat the process: 7 / 1

Let's proceed to step 3:
When dividing 7 by 1, we get 7 with a remainder of 0.
Record the quotient 7 as the next digit in the result. 
Result so far: 837.0
If we take 7 away from 7, we end up with 0.
Take the next digit (8) from the dividend and append it to 0, then repeat: 8 / 1

Advancing to step 4:
The number 1 fits into 8 8 times, leaving a remainder of 0.
The number 8 becomes the next digit in our result. 
Result so far: 8378.0
If we subtract 8 from 8, we get 0.
Fetch the next digit (8) from the dividend, attach it to 0 and continue: 8 / 1

Step 5:
1 goes into 8 8 times with a remainder of 0.
Put 8 as the next digit of the answer. 
Result so far: 83788.0
The remainder is 0 after subtracting 8 from 8.
Bring next digit (7) of the dividend behind the 0 and repeat the process: 7 / 1

Let's proceed to step 6:
When dividing 7 by 1, we get 7 with a remainder of 0.
Use 7 as the next digit of our solution. 
Result so far: 837887.0
Subtracting 7 from 7 leaves us with 0.
Grab the next digit (0) from the dividend, add it to 0, then carry on: 0 / 1

Step 7:
When dividing 0 by 1, we get 0 with a remainder of 0.
The next digit of our result is 0. 
Result so far: 8378870.0
Deduct 0 from 0 and we're left with 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

Moving on to step 8:
The number 1 fits into 0 0 times, leaving a remainder of 0.
The number 0 becomes the next digit in our result. 
Result so far: 8378870.0
Deduct 0 from 0 and we're left with 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

Step 9:
1 can be fit into 0 0 times, resulting in a remainder of 0.
Put 0 as the next digit of the answer. 
Result so far: 8378870.0
Subtracting 0 from 0 leaves us with 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

The quotient of the division is 8378870.0, and the remainder is 0.0.