69279773 divided by 450 
The aim is to understand the frequency of 450 in 69279773.

Step 1:
The number 450 fits into 6 0 times, leaving a remainder of 6.
Record the quotient 0 as the next digit in the result. 
Result so far: 0.0
Deduct 0 from 6 and we're left with 6.
Append the next digit (9) from the dividend to 6 and continue with: 69 / 450

Step 2:
When dividing 69 by 450, we get 0 with a remainder of 69.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we subtract 0 from 69, we get 69.
Grab the next digit (2) from the dividend, add it to 69, then carry on: 692 / 450

Moving on to step 3:
692 divided by 450 is 1 with a remainder of 242.
The next digit of our result is 1. 
Result so far: 1.0
If we take 450 away from 692, we end up with 242.
Append the next digit (7) from the dividend to 242 and continue with: 2427 / 450

Going ahead to step 4:
450 can be fit into 2427 5 times, resulting in a remainder of 177.
Record the quotient 5 as the next digit in the result. 
Result so far: 15.0
If we subtract 2250 from 2427, we get 177.
Include the next digit (9) from the dividend after 177, then repeat: 1779 / 450

Moving on to step 5:
1779 divided by 450 is 3 with a remainder of 429.
Use 3 as the next digit of our solution. 
Result so far: 153.0
If we subtract 1350 from 1779, we get 429.
Grab the next digit (7) from the dividend, add it to 429, then carry on: 4297 / 450

Advancing to step 6:
When dividing 4297 by 450, we get 9 with a remainder of 247.
The next digit of our result is 9. 
Result so far: 1539.0
Deduct 4050 from 4297 and we're left with 247.
Take the next digit (7) from the dividend and append it to 247, then repeat: 2477 / 450

On to step 7:
If we divide 2477 by 450, we get 5 and a remainder of 227.
The number 5 becomes the next digit in our result. 
Result so far: 15395.0
The remainder is 227 after subtracting 2250 from 2477.
Bring next digit (3) of the dividend behind the 227 and repeat the process: 2273 / 450

On to step 8:
When dividing 2273 by 450, we get 5 with a remainder of 23.
Put 5 as the next digit of the answer. 
Result so far: 153955.0
If we take 2250 away from 2273, we end up with 23.
Since there are no more digits in the dividend, we add a zero to the remainder making it 230, and continue the process.

On to step 9:
450 goes into 230 0 times with a remainder of 230.
Put 0 as the next digit of the answer. 
Result so far: 153955.0
If we subtract 0 from 230, we get 230.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2300, and continue the process.

Step 10:
The number 450 fits into 2300 5 times, leaving a remainder of 50.
The number 5 becomes the next digit in our result. 
Result so far: 153955.05
If we subtract 2250 from 2300, we get 50.
Since there are no more digits in the dividend, we add a zero to the remainder making it 500, and continue the process.

Let's proceed to step 11:
The number 450 fits into 500 1 times, leaving a remainder of 50.
Use 1 as the next digit of our solution. 
Result so far: 153955.051
Deduct 450 from 500 and we're left with 50.
Since there are no more digits in the dividend, we add a zero to the remainder making it 500, and continue the process.

Let's proceed to step 12:
450 goes into 500 1 times with a remainder of 50.
Put 1 as the next digit of the answer. 
Result so far: 153955.0511
Subtract 450 from 500 to get 50.
Since there are no more digits in the dividend, we add a zero to the remainder making it 500, and continue the process.

The quotient of the division is 153955.0511, and the remainder is 0.0005.