25859158 ÷ 412 
Our goal is to divide 25859158 by 412.

Step 1:
The number 412 fits into 2 0 times, leaving a remainder of 2.
Write down 0 as next digit of the result. 
Result so far: 0.0
If we take 0 away from 2, we end up with 2.
Append the next digit (5) from the dividend to 2 and continue with: 25 / 412

Going ahead to step 2:
412 can be fit into 25 0 times, resulting in a remainder of 25.
Put 0 as the next digit of the answer. 
Result so far: 0.0
Subtract 0 from 25 to get 25.
Bring next digit (8) of the dividend behind the 25 and repeat the process: 258 / 412

Let's proceed to step 3:
The number 412 fits into 258 0 times, leaving a remainder of 258.
The next digit of our result is 0. 
Result so far: 0.0
Deduct 0 from 258 and we're left with 258.
Append the next digit (5) from the dividend to 258 and continue with: 2585 / 412

Going ahead to step 4:
The number 412 fits into 2585 6 times, leaving a remainder of 113.
The next digit of our result is 6. 
Result so far: 6.0
If we subtract 2472 from 2585, we get 113.
Take the next digit (9) from the dividend and append it to 113, then repeat: 1139 / 412

Step 5:
412 goes into 1139 2 times with a remainder of 315.
The next digit of our result is 2. 
Result so far: 62.0
Subtract 824 from 1139 to get 315.
Grab the next digit (1) from the dividend, add it to 315, then carry on: 3151 / 412

Advancing to step 6:
412 can be fit into 3151 7 times, resulting in a remainder of 267.
The next digit of our result is 7. 
Result so far: 627.0
Subtract 2884 from 3151 to get 267.
Grab the next digit (5) from the dividend, add it to 267, then carry on: 2675 / 412

Step 7:
412 can be fit into 2675 6 times, resulting in a remainder of 203.
Record the quotient 6 as the next digit in the result. 
Result so far: 6276.0
Subtract 2472 from 2675 to get 203.
Append the next digit (8) from the dividend to 203 and continue with: 2038 / 412

Let's proceed to step 8:
2038 divided by 412 is 4 with a remainder of 390.
The number 4 becomes the next digit in our result. 
Result so far: 62764.0
The remainder is 390 after subtracting 1648 from 2038.
Since there are no more digits in the dividend, we add a zero to the remainder making it 3900, and continue the process.

Advancing to step 9:
3900 divided by 412 is 9 with a remainder of 192.
The next digit of our result is 9. 
Result so far: 62764.9
Deduct 3708 from 3900 and we're left with 192.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1920, and continue the process.

Moving on to step 10:
The number 412 fits into 1920 4 times, leaving a remainder of 272.
The number 4 becomes the next digit in our result. 
Result so far: 62764.94
The remainder is 272 after subtracting 1648 from 1920.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2720, and continue the process.

Going ahead to step 11:
When dividing 2720 by 412, we get 6 with a remainder of 248.
Record the quotient 6 as the next digit in the result. 
Result so far: 62764.946
If we take 2472 away from 2720, we end up with 248.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2480, and continue the process.

Let's proceed to step 12:
412 can be fit into 2480 6 times, resulting in a remainder of 8.
Write down 6 as next digit of the result. 
Result so far: 62764.9466
Subtracting 2472 from 2480 leaves us with 8.
Since there are no more digits in the dividend, we add a zero to the remainder making it 80, and continue the process.

Our division results in 62764.9466 with a remaining 8e-05.