Question

David watched 1 2 of a movie in the morning, and he watched some more at night. By the end of the day, he still had 1 3 of the movie left to watch. How much of the movie did David watch at night?

Answer 1

1/6

Explanation:

1-1/2 = 1/2

night = x

1/2 - x = 1/3

3/6 - x = 2/6

so x = 1/6