3886 ÷ 5 = 777 R1
Alright, let's work through the division of 3886 by 5 step by step.

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 (8) of the dividend behind the 3 and repeat the process: 38 / 5

Step 2:
5 goes into 38 7 times with a remainder of 3.
Write down 7 as next digit of of the result. 
Result so far: 7
Subtract 35 from 38 to get 3.
Bring next digit (8) of the dividend behind the 3 and repeat the process: 38 / 5

Step 3:
5 goes into 38 7 times with a remainder of 3.
Write down 7 as next digit of of the result. 
Result so far: 77
Subtract 35 from 38 to get 3.
Bring next digit (6) of the dividend behind the 3 and repeat the process: 36 / 5

Step 4:
5 goes into 36 7 times with a remainder of 1.
Write down 7 as next digit of of the result. 
Result so far: 777
Subtract 35 from 36 to get 1.

The final result is 777 with a remainder of 1.