june wants to work for 15 1/2 hours at her part-time job this week. she has already worked 8 3/4 hours. how many more hours does she need to work?

1 answer

15 1/2 - 8 3/4

14 3/2 - 8 3/4
14 6/4 - 8 3/4 = 6 3/4