Question

tolong bantu ya kak besok di kumpulkan

Answer 1

49. B
18 5/12 - 11 3/8
= 18 10/24 - 11 9/24
= 7 1/24


50. B
13 1/4 + 10 1/6 - 15 2/3
= 13 3/12 + 10 2/12 - 15 8/12
= 23 5/12 - 15 8/12
= 22 17/12 - 15 8/12
= 7 9/12
= 7 3/4