Cynthia completed 2/3 of the items on her to do list in the morning and finished 1/8 of the items during her lunch break. This means that the fraction of her to do list that is finished by the end of her lunch break would be
1/8 + 2/3 = (3 + 16)/24 = 19/24
Therefore, the fraction of her to-do list that she still have to do after lunch would be
