89902 ÷ 5 = 17980 R2
We're going to perform division on 89902 with 5 as the divisor.

Step 1:
5 goes into 8 1 times with a remainder of 3.
Write down 1 as next digit of of the result. 
Result so far: 1
Subtract 5 from 8 to get 3.
Bring next digit (9) of the dividend behind the 3 and repeat the process: 39 / 5

Step 2:
5 goes into 39 7 times with a remainder of 4.
Write down 7 as next digit of of the result. 
Result so far: 17
Subtract 35 from 39 to get 4.
Bring next digit (9) of the dividend behind the 4 and repeat the process: 49 / 5

Step 3:
5 goes into 49 9 times with a remainder of 4.
Write down 9 as next digit of of the result. 
Result so far: 179
Subtract 45 from 49 to get 4.
Bring next digit (0) of the dividend behind the 4 and repeat the process: 40 / 5

Step 4:
5 goes into 40 8 times with a remainder of 0.
Write down 8 as next digit of of the result. 
Result so far: 1798
Subtract 40 from 40 to get 0.
Bring next digit (2) of the dividend behind the 0 and repeat the process: 2 / 5

Step 5:
5 goes into 2 0 times with a remainder of 2.
Write down 0 as next digit of of the result. 
Result so far: 17980
Subtract 0 from 2 to get 2.

The final result is 17980 with a remainder of 2.