3219 ÷ 5 = 643 R4
We're going to perform division on 3219 with 5 as the divisor.

Step 1:
5 goes into 3 0 times with a remainder of 3.
Write down 0 as next digit of of the result. 
Result so far: 0
Subtract 0 from 3 to get 3.
Bring next digit (2) of the dividend behind the 3 and repeat the process: 32 / 5

Step 2:
5 goes into 32 6 times with a remainder of 2.
Write down 6 as next digit of of the result. 
Result so far: 6
Subtract 30 from 32 to get 2.
Bring next digit (1) of the dividend behind the 2 and repeat the process: 21 / 5

Step 3:
5 goes into 21 4 times with a remainder of 1.
Write down 4 as next digit of of the result. 
Result so far: 64
Subtract 20 from 21 to get 1.
Bring next digit (9) of the dividend behind the 1 and repeat the process: 19 / 5

Step 4:
5 goes into 19 3 times with a remainder of 4.
Write down 3 as next digit of of the result. 
Result so far: 643
Subtract 15 from 19 to get 4.

The final result is 643 with a remainder of 4.