fjbarberan fjbarberan 16-01-2020 Mathematics contestada In questions 1a-1d, choose yes or no to tell if the number 1/2 will make each equation true. 1a 1/18+blank=10/18 1b 1/3+blank=1/5 1c 5/8-blank=1/8 1d 3/4-blank=1/4