25715432 ÷ 178 
We want to figure out the number of times 25715432 can be divided by 178.

On to step 1:
178 goes into 2 0 times with a remainder of 2.
Use 0 as the next digit of our solution. 
Result so far: 0.0
If we subtract 0 from 2, we get 2.
Bring next digit (5) of the dividend behind the 2 and repeat the process: 25 / 178

Let's proceed to step 2:
25 divided by 178 is 0 with a remainder of 25.
The next digit of our result is 0. 
Result so far: 0.0
If we take 0 away from 25, we end up with 25.
Grab the next digit (7) from the dividend, add it to 25, then carry on: 257 / 178

Step 3:
The number 178 fits into 257 1 times, leaving a remainder of 79.
Write down 1 as next digit of the result. 
Result so far: 1.0
The remainder is 79 after subtracting 178 from 257.
Bring next digit (1) of the dividend behind the 79 and repeat the process: 791 / 178

Moving on to step 4:
If we divide 791 by 178, we get 4 and a remainder of 79.
The number 4 becomes the next digit in our result. 
Result so far: 14.0
If we subtract 712 from 791, we get 79.
Bring next digit (5) of the dividend behind the 79 and repeat the process: 795 / 178

Going ahead to step 5:
178 can be fit into 795 4 times, resulting in a remainder of 83.
Record the quotient 4 as the next digit in the result. 
Result so far: 144.0
The remainder is 83 after subtracting 712 from 795.
Bring next digit (4) of the dividend behind the 83 and repeat the process: 834 / 178

Going ahead to step 6:
If we divide 834 by 178, we get 4 and a remainder of 122.
The next digit of our result is 4. 
Result so far: 1444.0
Deduct 712 from 834 and we're left with 122.
Fetch the next digit (3) from the dividend, attach it to 122 and continue: 1223 / 178

Let's proceed to step 7:
178 can be fit into 1223 6 times, resulting in a remainder of 155.
Record the quotient 6 as the next digit in the result. 
Result so far: 14446.0
The remainder is 155 after subtracting 1068 from 1223.
Append the next digit (2) from the dividend to 155 and continue with: 1552 / 178

Advancing to step 8:
178 can be fit into 1552 8 times, resulting in a remainder of 128.
The next digit of our result is 8. 
Result so far: 144468.0
Subtract 1424 from 1552 to get 128.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1280, and continue the process.

Going ahead to step 9:
The number 178 fits into 1280 7 times, leaving a remainder of 34.
The number 7 becomes the next digit in our result. 
Result so far: 144468.7
If we subtract 1246 from 1280, we get 34.
Since there are no more digits in the dividend, we add a zero to the remainder making it 340, and continue the process.

On to step 10:
178 can be fit into 340 1 times, resulting in a remainder of 162.
Write down 1 as next digit of the result. 
Result so far: 144468.71
Deduct 178 from 340 and we're left with 162.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1620, and continue the process.

On to step 11:
178 can be fit into 1620 9 times, resulting in a remainder of 18.
Record the quotient 9 as the next digit in the result. 
Result so far: 144468.719
Subtracting 1602 from 1620 leaves us with 18.
Since there are no more digits in the dividend, we add a zero to the remainder making it 180, and continue the process.

Going ahead to step 12:
When dividing 180 by 178, we get 1 with a remainder of 2.
Record the quotient 1 as the next digit in the result. 
Result so far: 144468.7191
Subtracting 178 from 180 leaves us with 2.
Since there are no more digits in the dividend, we add a zero to the remainder making it 20, and continue the process.

Step 13:
178 goes into 20 0 times with a remainder of 20.
The next digit of our result is 0. 
Result so far: 144468.7191
Subtracting 0 from 20 leaves us with 20.
Since there are no more digits in the dividend, we add a zero to the remainder making it 200, and continue the process.

Let's proceed to step 14:
178 can be fit into 200 1 times, resulting in a remainder of 22.
The next digit of our result is 1. 
Result so far: 144468.719101
The remainder is 22 after subtracting 178 from 200.
Since there are no more digits in the dividend, we add a zero to the remainder making it 220, and continue the process.

Moving on to step 15:
178 can be fit into 220 1 times, resulting in a remainder of 42.
Use 1 as the next digit of our solution. 
Result so far: 144468.7191011
Subtracting 178 from 220 leaves us with 42.
Since there are no more digits in the dividend, we add a zero to the remainder making it 420, and continue the process.

After the division, we end up with 144468.7191011 and a remainder of 4.2e-07.