25725 ÷ 9 = 2858 R3
We're going to perform division on 25725 with 9 as the divisor.

Step 1:
9 goes into 2 0 times with a remainder of 2.
Write down 0 as next digit of of the result. 
Result so far: 0
Subtract 0 from 2 to get 2.
Bring next digit (5) of the dividend behind the 2 and repeat the process: 25 / 9

Step 2:
9 goes into 25 2 times with a remainder of 7.
Write down 2 as next digit of of the result. 
Result so far: 2
Subtract 18 from 25 to get 7.
Bring next digit (7) of the dividend behind the 7 and repeat the process: 77 / 9

Step 3:
9 goes into 77 8 times with a remainder of 5.
Write down 8 as next digit of of the result. 
Result so far: 28
Subtract 72 from 77 to get 5.
Bring next digit (2) of the dividend behind the 5 and repeat the process: 52 / 9

Step 4:
9 goes into 52 5 times with a remainder of 7.
Write down 5 as next digit of of the result. 
Result so far: 285
Subtract 45 from 52 to get 7.
Bring next digit (5) of the dividend behind the 7 and repeat the process: 75 / 9

Step 5:
9 goes into 75 8 times with a remainder of 3.
Write down 8 as next digit of of the result. 
Result so far: 2858
Subtract 72 from 75 to get 3.

The final result is 2858 with a remainder of 3.