89216535 ÷ 258 
Let's see how many times 258 fits into 89216535.

On to step 1:
When dividing 8 by 258, we get 0 with a remainder of 8.
Use 0 as the next digit of our solution. 
Result so far: 0.0
Subtract 0 from 8 to get 8.
Bring next digit (9) of the dividend behind the 8 and repeat the process: 89 / 258

Step 2:
258 goes into 89 0 times with a remainder of 89.
Write down 0 as next digit of the result. 
Result so far: 0.0
Deduct 0 from 89 and we're left with 89.
Bring next digit (2) of the dividend behind the 89 and repeat the process: 892 / 258

Moving on to step 3:
258 goes into 892 3 times with a remainder of 118.
Write down 3 as next digit of the result. 
Result so far: 3.0
Deduct 774 from 892 and we're left with 118.
Include the next digit (1) from the dividend after 118, then repeat: 1181 / 258

Moving on to step 4:
1181 divided by 258 is 4 with a remainder of 149.
Use 4 as the next digit of our solution. 
Result so far: 34.0
Deduct 1032 from 1181 and we're left with 149.
Bring next digit (6) of the dividend behind the 149 and repeat the process: 1496 / 258

Let's proceed to step 5:
1496 divided by 258 is 5 with a remainder of 206.
Write down 5 as next digit of the result. 
Result so far: 345.0
Subtracting 1290 from 1496 leaves us with 206.
Fetch the next digit (5) from the dividend, attach it to 206 and continue: 2065 / 258

Moving on to step 6:
When dividing 2065 by 258, we get 8 with a remainder of 1.
The next digit of our result is 8. 
Result so far: 3458.0
If we take 2064 away from 2065, we end up with 1.
Bring next digit (3) of the dividend behind the 1 and repeat the process: 13 / 258

Advancing to step 7:
258 goes into 13 0 times with a remainder of 13.
The next digit of our result is 0. 
Result so far: 34580.0
If we take 0 away from 13, we end up with 13.
Grab the next digit (5) from the dividend, add it to 13, then carry on: 135 / 258

On to step 8:
The number 258 fits into 135 0 times, leaving a remainder of 135.
The next digit of our result is 0. 
Result so far: 345800.0
Subtracting 0 from 135 leaves us with 135.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1350, and continue the process.

Let's proceed to step 9:
The number 258 fits into 1350 5 times, leaving a remainder of 60.
Write down 5 as next digit of the result. 
Result so far: 345800.5
The remainder is 60 after subtracting 1290 from 1350.
Since there are no more digits in the dividend, we add a zero to the remainder making it 600, and continue the process.

On to step 10:
The number 258 fits into 600 2 times, leaving a remainder of 84.
The number 2 becomes the next digit in our result. 
Result so far: 345800.52
If we take 516 away from 600, we end up with 84.
Since there are no more digits in the dividend, we add a zero to the remainder making it 840, and continue the process.

Step 11:
If we divide 840 by 258, we get 3 and a remainder of 66.
Record the quotient 3 as the next digit in the result. 
Result so far: 345800.523
If we take 774 away from 840, we end up with 66.
Since there are no more digits in the dividend, we add a zero to the remainder making it 660, and continue the process.

Step 12:
The number 258 fits into 660 2 times, leaving a remainder of 144.
The number 2 becomes the next digit in our result. 
Result so far: 345800.5232
Subtract 516 from 660 to get 144.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1440, and continue the process.

Advancing to step 13:
258 goes into 1440 5 times with a remainder of 150.
Use 5 as the next digit of our solution. 
Result so far: 345800.52325
Deduct 1290 from 1440 and we're left with 150.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1500, and continue the process.

Let's proceed to step 14:
258 can be fit into 1500 5 times, resulting in a remainder of 210.
The number 5 becomes the next digit in our result. 
Result so far: 345800.523255
The remainder is 210 after subtracting 1290 from 1500.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2100, and continue the process.

The final result is 345800.523255 with a remainder of 2.1e-05.