52853288 divided by 990 
The aim is to understand the frequency of 990 in 52853288.

Step 1:
If we divide 5 by 990, we get 0 and a remainder of 5.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we subtract 0 from 5, we get 5.
Fetch the next digit (2) from the dividend, attach it to 5 and continue: 52 / 990

Let's proceed to step 2:
The number 990 fits into 52 0 times, leaving a remainder of 52.
The next digit of our result is 0. 
Result so far: 0.0
If we take 0 away from 52, we end up with 52.
Grab the next digit (8) from the dividend, add it to 52, then carry on: 528 / 990

On to step 3:
990 goes into 528 0 times with a remainder of 528.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we subtract 0 from 528, we get 528.
Take the next digit (5) from the dividend and append it to 528, then repeat: 5285 / 990

Advancing to step 4:
5285 divided by 990 is 5 with a remainder of 335.
The next digit of our result is 5. 
Result so far: 5.0
If we take 4950 away from 5285, we end up with 335.
Grab the next digit (3) from the dividend, add it to 335, then carry on: 3353 / 990

Moving on to step 5:
3353 divided by 990 is 3 with a remainder of 383.
Put 3 as the next digit of the answer. 
Result so far: 53.0
Deduct 2970 from 3353 and we're left with 383.
Bring next digit (2) of the dividend behind the 383 and repeat the process: 3832 / 990

Advancing to step 6:
990 goes into 3832 3 times with a remainder of 862.
Put 3 as the next digit of the answer. 
Result so far: 533.0
Subtracting 2970 from 3832 leaves us with 862.
Grab the next digit (8) from the dividend, add it to 862, then carry on: 8628 / 990

Step 7:
If we divide 8628 by 990, we get 8 and a remainder of 708.
Write down 8 as next digit of the result. 
Result so far: 5338.0
Subtracting 7920 from 8628 leaves us with 708.
Take the next digit (8) from the dividend and append it to 708, then repeat: 7088 / 990

Advancing to step 8:
When dividing 7088 by 990, we get 7 with a remainder of 158.
The next digit of our result is 7. 
Result so far: 53387.0
Subtract 6930 from 7088 to get 158.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1580, and continue the process.

Moving on to step 9:
990 can be fit into 1580 1 times, resulting in a remainder of 590.
The next digit of our result is 1. 
Result so far: 53387.1
Subtract 990 from 1580 to get 590.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5900, and continue the process.

Advancing to step 10:
5900 divided by 990 is 5 with a remainder of 950.
Put 5 as the next digit of the answer. 
Result so far: 53387.15
If we subtract 4950 from 5900, we get 950.
Since there are no more digits in the dividend, we add a zero to the remainder making it 9500, and continue the process.

Going ahead to step 11:
990 can be fit into 9500 9 times, resulting in a remainder of 590.
Write down 9 as next digit of the result. 
Result so far: 53387.159
If we take 8910 away from 9500, we end up with 590.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5900, and continue the process.

On to step 12:
When dividing 5900 by 990, we get 5 with a remainder of 950.
Write down 5 as next digit of the result. 
Result so far: 53387.1595
If we subtract 4950 from 5900, we get 950.
Since there are no more digits in the dividend, we add a zero to the remainder making it 9500, and continue the process.

Going ahead to step 13:
9500 divided by 990 is 9 with a remainder of 590.
Write down 9 as next digit of the result. 
Result so far: 53387.15959
Subtracting 8910 from 9500 leaves us with 590.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5900, and continue the process.

Moving on to step 14:
990 can be fit into 5900 5 times, resulting in a remainder of 950.
Put 5 as the next digit of the answer. 
Result so far: 53387.159595
The remainder is 950 after subtracting 4950 from 5900.
Since there are no more digits in the dividend, we add a zero to the remainder making it 9500, and continue the process.

Going ahead to step 15:
When dividing 9500 by 990, we get 9 with a remainder of 590.
Use 9 as the next digit of our solution. 
Result so far: 53387.1595959
Subtracting 8910 from 9500 leaves us with 590.
Since there are no more digits in the dividend, we add a zero to the remainder making it 5900, and continue the process.

Going ahead to step 16:
990 goes into 5900 5 times with a remainder of 950.
The next digit of our result is 5. 
Result so far: 53387.15959595
Subtracting 4950 from 5900 leaves us with 950.
Since there are no more digits in the dividend, we add a zero to the remainder making it 9500, and continue the process.

The final outcome is 53387.15959595, with a leftover of 9.5e-07.