78589168 divided by 280 
The aim is to understand the frequency of 280 in 78589168.

Step 1:
When dividing 7 by 280, we get 0 with a remainder of 7.
Use 0 as the next digit of our solution. 
Result so far: 0.0
The remainder is 7 after subtracting 0 from 7.
Take the next digit (8) from the dividend and append it to 7, then repeat: 78 / 280

Let's proceed to step 2:
280 goes into 78 0 times with a remainder of 78.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Subtract 0 from 78 to get 78.
Grab the next digit (5) from the dividend, add it to 78, then carry on: 785 / 280

Let's proceed to step 3:
280 can be fit into 785 2 times, resulting in a remainder of 225.
The next digit of our result is 2. 
Result so far: 2.0
Subtract 560 from 785 to get 225.
Append the next digit (8) from the dividend to 225 and continue with: 2258 / 280

On to step 4:
280 can be fit into 2258 8 times, resulting in a remainder of 18.
Write down 8 as next digit of the result. 
Result so far: 28.0
If we take 2240 away from 2258, we end up with 18.
Append the next digit (9) from the dividend to 18 and continue with: 189 / 280

Moving on to step 5:
When dividing 189 by 280, we get 0 with a remainder of 189.
Use 0 as the next digit of our solution. 
Result so far: 280.0
If we take 0 away from 189, we end up with 189.
Append the next digit (1) from the dividend to 189 and continue with: 1891 / 280

Let's proceed to step 6:
The number 280 fits into 1891 6 times, leaving a remainder of 211.
Use 6 as the next digit of our solution. 
Result so far: 2806.0
The remainder is 211 after subtracting 1680 from 1891.
Fetch the next digit (6) from the dividend, attach it to 211 and continue: 2116 / 280

Going ahead to step 7:
2116 divided by 280 is 7 with a remainder of 156.
The number 7 becomes the next digit in our result. 
Result so far: 28067.0
The remainder is 156 after subtracting 1960 from 2116.
Grab the next digit (8) from the dividend, add it to 156, then carry on: 1568 / 280

On to step 8:
When dividing 1568 by 280, we get 5 with a remainder of 168.
Record the quotient 5 as the next digit in the result. 
Result so far: 280675.0
The remainder is 168 after subtracting 1400 from 1568.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1680, and continue the process.

Let's proceed to step 9:
1680 divided by 280 is 6 with a remainder of 0.
Record the quotient 6 as the next digit in the result. 
Result so far: 280675.6
The remainder is 0 after subtracting 1680 from 1680.
Since there are no more digits in the dividend, we add a zero to the remainder making it 0, and continue the process.

On to step 10:
When dividing 0 by 280, we get 0 with a remainder of 0.
The number 0 becomes the next digit in our result. 
Result so far: 280675.6
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.

Moving on to step 11:
0 divided by 280 is 0 with a remainder of 0.
Write down 0 as next digit of the result. 
Result so far: 280675.6
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.

The final result is 280675.6 with a remainder of 0.0.