59458430 ÷ 243 
We want to figure out the number of times 59458430 can be divided by 243.

Moving on to step 1:
If we divide 5 by 243, we get 0 and a remainder of 5.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Deduct 0 from 5 and we're left with 5.
Fetch the next digit (9) from the dividend, attach it to 5 and continue: 59 / 243

Going ahead to step 2:
59 divided by 243 is 0 with a remainder of 59.
The number 0 becomes the next digit in our result. 
Result so far: 0.0
The remainder is 59 after subtracting 0 from 59.
Take the next digit (4) from the dividend and append it to 59, then repeat: 594 / 243

Advancing to step 3:
594 divided by 243 is 2 with a remainder of 108.
The number 2 becomes the next digit in our result. 
Result so far: 2.0
Subtracting 486 from 594 leaves us with 108.
Fetch the next digit (5) from the dividend, attach it to 108 and continue: 1085 / 243

On to step 4:
The number 243 fits into 1085 4 times, leaving a remainder of 113.
Put 4 as the next digit of the answer. 
Result so far: 24.0
The remainder is 113 after subtracting 972 from 1085.
Grab the next digit (8) from the dividend, add it to 113, then carry on: 1138 / 243

Moving on to step 5:
If we divide 1138 by 243, we get 4 and a remainder of 166.
Put 4 as the next digit of the answer. 
Result so far: 244.0
Subtracting 972 from 1138 leaves us with 166.
Fetch the next digit (4) from the dividend, attach it to 166 and continue: 1664 / 243

Moving on to step 6:
243 can be fit into 1664 6 times, resulting in a remainder of 206.
Put 6 as the next digit of the answer. 
Result so far: 2446.0
Subtracting 1458 from 1664 leaves us with 206.
Append the next digit (3) from the dividend to 206 and continue with: 2063 / 243

Let's proceed to step 7:
The number 243 fits into 2063 8 times, leaving a remainder of 119.
Record the quotient 8 as the next digit in the result. 
Result so far: 24468.0
If we subtract 1944 from 2063, we get 119.
Append the next digit (0) from the dividend to 119 and continue with: 1190 / 243

Going ahead to step 8:
The number 243 fits into 1190 4 times, leaving a remainder of 218.
Put 4 as the next digit of the answer. 
Result so far: 244684.0
If we take 972 away from 1190, we end up with 218.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2180, and continue the process.

Let's proceed to step 9:
2180 divided by 243 is 8 with a remainder of 236.
Put 8 as the next digit of the answer. 
Result so far: 244684.8
Deduct 1944 from 2180 and we're left with 236.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2360, and continue the process.

Advancing to step 10:
If we divide 2360 by 243, we get 9 and a remainder of 173.
Put 9 as the next digit of the answer. 
Result so far: 244684.89
Subtract 2187 from 2360 to get 173.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1730, and continue the process.

Advancing to step 11:
The number 243 fits into 1730 7 times, leaving a remainder of 29.
Use 7 as the next digit of our solution. 
Result so far: 244684.897
The remainder is 29 after subtracting 1701 from 1730.
Since there are no more digits in the dividend, we add a zero to the remainder making it 290, and continue the process.

Advancing to step 12:
243 can be fit into 290 1 times, resulting in a remainder of 47.
The number 1 becomes the next digit in our result. 
Result so far: 244684.8971
The remainder is 47 after subtracting 243 from 290.
Since there are no more digits in the dividend, we add a zero to the remainder making it 470, and continue the process.

On to step 13:
When dividing 470 by 243, we get 1 with a remainder of 227.
Use 1 as the next digit of our solution. 
Result so far: 244684.89711
If we take 243 away from 470, we end up with 227.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2270, and continue the process.

The quotient of the division is 244684.89711, and the remainder is 0.000227.