We divide 69186351 by 403
The aim is to understand the frequency of 403 in 69186351.

Going ahead to step 1:
If we divide 6 by 403, we get 0 and a remainder of 6.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
If we subtract 0 from 6, we get 6.
Include the next digit (9) from the dividend after 6, then repeat: 69 / 403

Let's proceed to step 2:
403 goes into 69 0 times with a remainder of 69.
Write down 0 as next digit of the result. 
Result so far: 0.0
Deduct 0 from 69 and we're left with 69.
Include the next digit (1) from the dividend after 69, then repeat: 691 / 403

Step 3:
403 can be fit into 691 1 times, resulting in a remainder of 288.
Use 1 as the next digit of our solution. 
Result so far: 1.0
Subtract 403 from 691 to get 288.
Grab the next digit (8) from the dividend, add it to 288, then carry on: 2888 / 403

Advancing to step 4:
When dividing 2888 by 403, we get 7 with a remainder of 67.
The number 7 becomes the next digit in our result. 
Result so far: 17.0
If we take 2821 away from 2888, we end up with 67.
Append the next digit (6) from the dividend to 67 and continue with: 676 / 403

Let's proceed to step 5:
If we divide 676 by 403, we get 1 and a remainder of 273.
Use 1 as the next digit of our solution. 
Result so far: 171.0
Subtract 403 from 676 to get 273.
Bring next digit (3) of the dividend behind the 273 and repeat the process: 2733 / 403

Going ahead to step 6:
403 goes into 2733 6 times with a remainder of 315.
Use 6 as the next digit of our solution. 
Result so far: 1716.0
Subtracting 2418 from 2733 leaves us with 315.
Bring next digit (5) of the dividend behind the 315 and repeat the process: 3155 / 403

Let's proceed to step 7:
When dividing 3155 by 403, we get 7 with a remainder of 334.
Use 7 as the next digit of our solution. 
Result so far: 17167.0
If we take 2821 away from 3155, we end up with 334.
Append the next digit (1) from the dividend to 334 and continue with: 3341 / 403

Step 8:
When dividing 3341 by 403, we get 8 with a remainder of 117.
The next digit of our result is 8. 
Result so far: 171678.0
If we subtract 3224 from 3341, we get 117.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1170, and continue the process.

Going ahead to step 9:
When dividing 1170 by 403, we get 2 with a remainder of 364.
Record the quotient 2 as the next digit in the result. 
Result so far: 171678.2
The remainder is 364 after subtracting 806 from 1170.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3640, and continue the process.

Advancing to step 10:
The number 403 fits into 3640 9 times, leaving a remainder of 13.
Write down 9 as next digit of the result. 
Result so far: 171678.29
The remainder is 13 after subtracting 3627 from 3640.
Since there are no more digits in the dividend, we add a zero to the remainder making it 130, and continue the process.

Going ahead to step 11:
403 can be fit into 130 0 times, resulting in a remainder of 130.
The next digit of our result is 0. 
Result so far: 171678.29
Subtract 0 from 130 to get 130.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1300, and continue the process.

Step 12:
403 can be fit into 1300 3 times, resulting in a remainder of 91.
Record the quotient 3 as the next digit in the result. 
Result so far: 171678.2903
If we subtract 1209 from 1300, we get 91.
Since there are no more digits in the dividend, we add a zero to the remainder making it 910, and continue the process.

On to step 13:
910 divided by 403 is 2 with a remainder of 104.
The next digit of our result is 2. 
Result so far: 171678.29032
Subtract 806 from 910 to get 104.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1040, and continue the process.

Step 14:
1040 divided by 403 is 2 with a remainder of 234.
Write down 2 as next digit of the result. 
Result so far: 171678.290322
Deduct 806 from 1040 and we're left with 234.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2340, and continue the process.

After the division, we end up with 171678.290322 and a remainder of 2.34e-05.