We divide 89999593 by 583
The aim is to understand the frequency of 583 in 89999593.

Let's proceed to step 1:
583 can be fit into 8 0 times, resulting in a remainder of 8.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we take 0 away from 8, we end up with 8.
Take the next digit (9) from the dividend and append it to 8, then repeat: 89 / 583

Advancing to step 2:
583 can be fit into 89 0 times, resulting in a remainder of 89.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
If we subtract 0 from 89, we get 89.
Include the next digit (9) from the dividend after 89, then repeat: 899 / 583

Advancing to step 3:
If we divide 899 by 583, we get 1 and a remainder of 316.
Put 1 as the next digit of the answer. 
Result so far: 1.0
Subtract 583 from 899 to get 316.
Append the next digit (9) from the dividend to 316 and continue with: 3169 / 583

Going ahead to step 4:
583 can be fit into 3169 5 times, resulting in a remainder of 254.
Record the quotient 5 as the next digit in the result. 
Result so far: 15.0
Deduct 2915 from 3169 and we're left with 254.
Append the next digit (9) from the dividend to 254 and continue with: 2549 / 583

Moving on to step 5:
When dividing 2549 by 583, we get 4 with a remainder of 217.
The next digit of our result is 4. 
Result so far: 154.0
Subtract 2332 from 2549 to get 217.
Grab the next digit (5) from the dividend, add it to 217, then carry on: 2175 / 583

Step 6:
583 goes into 2175 3 times with a remainder of 426.
The number 3 becomes the next digit in our result. 
Result so far: 1543.0
If we subtract 1749 from 2175, we get 426.
Append the next digit (9) from the dividend to 426 and continue with: 4269 / 583

Advancing to step 7:
When dividing 4269 by 583, we get 7 with a remainder of 188.
Write down 7 as next digit of the result. 
Result so far: 15437.0
Deduct 4081 from 4269 and we're left with 188.
Bring next digit (3) of the dividend behind the 188 and repeat the process: 1883 / 583

Going ahead to step 8:
When dividing 1883 by 583, we get 3 with a remainder of 134.
The next digit of our result is 3. 
Result so far: 154373.0
If we subtract 1749 from 1883, we get 134.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1340, and continue the process.

Going ahead to step 9:
If we divide 1340 by 583, we get 2 and a remainder of 174.
Use 2 as the next digit of our solution. 
Result so far: 154373.2
The remainder is 174 after subtracting 1166 from 1340.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1740, and continue the process.

Going ahead to step 10:
1740 divided by 583 is 2 with a remainder of 574.
Use 2 as the next digit of our solution. 
Result so far: 154373.22
If we take 1166 away from 1740, we end up with 574.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5740, and continue the process.

The quotient of the division is 154373.22, and the remainder is 0.574.