478 ÷ 1 = 478 R0
Alright, let's work through the division of 478 by 1 step by step.

Step 1:
1 goes into 4 4 times with a remainder of 0.
Write down 4 as next digit of of the result. 
Result so far: 4
Subtract 4 from 4 to get 0.
Bring next digit (7) of the dividend behind the 0 and repeat the process: 7 / 1

Step 2:
1 goes into 7 7 times with a remainder of 0.
Write down 7 as next digit of of the result. 
Result so far: 47
Subtract 7 from 7 to get 0.
Bring next digit (8) of the dividend behind the 0 and repeat the process: 8 / 1

Step 3:
1 goes into 8 8 times with a remainder of 0.
Write down 8 as next digit of of the result. 
Result so far: 478
Subtract 8 from 8 to get 0.

The final result is 478 with a remainder of 0.