73572305 ÷ 438 
We want to divide 73572305 by 438.

Let's proceed to step 1:
438 can be fit into 7 0 times, resulting in a remainder of 7.
The next digit of our result is 0. 
Result so far: 0.0
If we take 0 away from 7, we end up with 7.
Take the next digit (3) from the dividend and append it to 7, then repeat: 73 / 438

Moving on to step 2:
When dividing 73 by 438, we get 0 with a remainder of 73.
Write down 0 as next digit of the result. 
Result so far: 0.0
Deduct 0 from 73 and we're left with 73.
Bring next digit (5) of the dividend behind the 73 and repeat the process: 735 / 438

Going ahead to step 3:
When dividing 735 by 438, we get 1 with a remainder of 297.
Put 1 as the next digit of the answer. 
Result so far: 1.0
The remainder is 297 after subtracting 438 from 735.
Grab the next digit (7) from the dividend, add it to 297, then carry on: 2977 / 438

Step 4:
438 can be fit into 2977 6 times, resulting in a remainder of 349.
Use 6 as the next digit of our solution. 
Result so far: 16.0
Deduct 2628 from 2977 and we're left with 349.
Append the next digit (2) from the dividend to 349 and continue with: 3492 / 438

Moving on to step 5:
438 can be fit into 3492 7 times, resulting in a remainder of 426.
Record the quotient 7 as the next digit in the result. 
Result so far: 167.0
The remainder is 426 after subtracting 3066 from 3492.
Include the next digit (3) from the dividend after 426, then repeat: 4263 / 438

Moving on to step 6:
When dividing 4263 by 438, we get 9 with a remainder of 321.
The next digit of our result is 9. 
Result so far: 1679.0
If we take 3942 away from 4263, we end up with 321.
Bring next digit (0) of the dividend behind the 321 and repeat the process: 3210 / 438

Step 7:
When dividing 3210 by 438, we get 7 with a remainder of 144.
The number 7 becomes the next digit in our result. 
Result so far: 16797.0
Subtracting 3066 from 3210 leaves us with 144.
Include the next digit (5) from the dividend after 144, then repeat: 1445 / 438

Advancing to step 8:
When dividing 1445 by 438, we get 3 with a remainder of 131.
Write down 3 as next digit of the result. 
Result so far: 167973.0
Subtract 1314 from 1445 to get 131.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1310, and continue the process.

Advancing to step 9:
When dividing 1310 by 438, we get 2 with a remainder of 434.
The number 2 becomes the next digit in our result. 
Result so far: 167973.2
Subtract 876 from 1310 to get 434.
Since there are no more digits in the dividend, we add a zero to the remainder making it 4340, and continue the process.

On to step 10:
When dividing 4340 by 438, we get 9 with a remainder of 398.
The next digit of our result is 9. 
Result so far: 167973.29
If we subtract 3942 from 4340, we get 398.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3980, and continue the process.

Advancing to step 11:
When dividing 3980 by 438, we get 9 with a remainder of 38.
Record the quotient 9 as the next digit in the result. 
Result so far: 167973.299
Subtracting 3942 from 3980 leaves us with 38.
Since there are no more digits in the dividend, we add a zero to the remainder making it 380, and continue the process.

Our division results in 167973.299 with a remaining 0.0038.