78 ÷ 1 = 78 R0
No problem, we've got 78 and 1 for the division.

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

Step 2:
1 goes into 8 8 times with a remainder of 0.
Write down 8 as next digit of of the result. 
Result so far: 78
Subtract 8 from 8 to get 0.

The final result is 78 with a remainder of 0.