69512009 ÷ 8 
We want to figure out the number of times 69512009 can be divided by 8.

Step 1:
If we divide 6 by 8, we get 0 and a remainder of 6.
Use 0 as the next digit of our solution. 
Result so far: 0.0
The remainder is 6 after subtracting 0 from 6.
Append the next digit (9) from the dividend to 6 and continue with: 69 / 8

Moving on to step 2:
8 goes into 69 8 times with a remainder of 5.
The number 8 becomes the next digit in our result. 
Result so far: 8.0
The remainder is 5 after subtracting 64 from 69.
Grab the next digit (5) from the dividend, add it to 5, then carry on: 55 / 8

Moving on to step 3:
If we divide 55 by 8, we get 6 and a remainder of 7.
Write down 6 as next digit of the result. 
Result so far: 86.0
The remainder is 7 after subtracting 48 from 55.
Take the next digit (1) from the dividend and append it to 7, then repeat: 71 / 8

Moving on to step 4:
8 can be fit into 71 8 times, resulting in a remainder of 7.
Put 8 as the next digit of the answer. 
Result so far: 868.0
Subtract 64 from 71 to get 7.
Grab the next digit (2) from the dividend, add it to 7, then carry on: 72 / 8

Let's proceed to step 5:
72 divided by 8 is 9 with a remainder of 0.
Write down 9 as next digit of the result. 
Result so far: 8689.0
Deduct 72 from 72 and we're left with 0.
Include the next digit (0) from the dividend after 0, then repeat: 0 / 8

Moving on to step 6:
If we divide 0 by 8, we get 0 and a remainder of 0.
Write down 0 as next digit of the result. 
Result so far: 86890.0
The remainder is 0 after subtracting 0 from 0.
Take the next digit (0) from the dividend and append it to 0, then repeat: 0 / 8

Let's proceed to step 7:
When dividing 0 by 8, we get 0 with a remainder of 0.
The next digit of our result is 0. 
Result so far: 868900.0
The remainder is 0 after subtracting 0 from 0.
Include the next digit (9) from the dividend after 0, then repeat: 9 / 8

On to step 8:
8 goes into 9 1 times with a remainder of 1.
Record the quotient 1 as the next digit in the result. 
Result so far: 8689001.0
If we take 8 away from 9, we end up with 1.
Since there are no more digits in the dividend, we add a zero to the remainder making it 10, and continue the process.

Going ahead to step 9:
10 divided by 8 is 1 with a remainder of 2.
The number 1 becomes the next digit in our result. 
Result so far: 8689001.1
If we take 8 away from 10, we end up with 2.
Since there are no more digits in the dividend, we add a zero to the remainder making it 20, and continue the process.

Step 10:
8 goes into 20 2 times with a remainder of 4.
Put 2 as the next digit of the answer. 
Result so far: 8689001.12
If we subtract 16 from 20, we get 4.
Since there are no more digits in the dividend, we add a zero to the remainder making it 40, and continue the process.

Advancing to step 11:
When dividing 40 by 8, we get 5 with a remainder of 0.
Write down 5 as next digit of the result. 
Result so far: 8689001.125
Subtract 40 from 40 to get 0.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

Let's proceed to step 12:
0 divided by 8 is 0 with a remainder of 0.
The number 0 becomes the next digit in our result. 
Result so far: 8689001.125
If we subtract 0 from 0, we get 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 13:
If we divide 0 by 8, we get 0 and a remainder of 0.
Use 0 as the next digit of our solution. 
Result so far: 8689001.125
If we take 0 away from 0, we end up 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.

Our division results in 8689001.125 with a remaining 0.0.