20432 ÷ 5 = 4086 R2
We're going to perform division on 20432 with 5 as the divisor.

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 (0) of the dividend behind the 2 and repeat the process: 20 / 5

Step 2:
5 goes into 20 4 times with a remainder of 0.
Write down 4 as next digit of of the result. 
Result so far: 4
Subtract 20 from 20 to get 0.
Bring next digit (4) of the dividend behind the 0 and repeat the process: 4 / 5

Step 3:
5 goes into 4 0 times with a remainder of 4.
Write down 0 as next digit of of the result. 
Result so far: 40
Subtract 0 from 4 to get 4.
Bring next digit (3) of the dividend behind the 4 and repeat the process: 43 / 5

Step 4:
5 goes into 43 8 times with a remainder of 3.
Write down 8 as next digit of of the result. 
Result so far: 408
Subtract 40 from 43 to get 3.
Bring next digit (2) of the dividend behind the 3 and repeat the process: 32 / 5

Step 5:
5 goes into 32 6 times with a remainder of 2.
Write down 6 as next digit of of the result. 
Result so far: 4086
Subtract 30 from 32 to get 2.

The final result is 4086 with a remainder of 2.