23958 ÷ 5 = 4791 R3
No problem, we've got 23958 and 5 for the division.

Step 1:
5 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 (3) of the dividend behind the 2 and repeat the process: 23 / 5

Step 2:
5 goes into 23 4 times with a remainder of 3.
Write down 4 as next digit of of the result. 
Result so far: 4
Subtract 20 from 23 to get 3.
Bring next digit (9) of the dividend behind the 3 and repeat the process: 39 / 5

Step 3:
5 goes into 39 7 times with a remainder of 4.
Write down 7 as next digit of of the result. 
Result so far: 47
Subtract 35 from 39 to get 4.
Bring next digit (5) of the dividend behind the 4 and repeat the process: 45 / 5

Step 4:
5 goes into 45 9 times with a remainder of 0.
Write down 9 as next digit of of the result. 
Result so far: 479
Subtract 45 from 45 to get 0.
Bring next digit (8) of the dividend behind the 0 and repeat the process: 8 / 5

Step 5:
5 goes into 8 1 times with a remainder of 3.
Write down 1 as next digit of of the result. 
Result so far: 4791
Subtract 5 from 8 to get 3.

The final result is 4791 with a remainder of 3.