A=815+712-56 B=67×1221:34 C=78:1²5:2 34 By Admin ReiPosted on December 9, 2022 A=815+712-56 B=67×1221:34 C=78:1²5:2 34 Jawaban: A= 17/60 B=29/49:3/4 =116/147 <- kurang pasti c=7/8 : 1/5 :23/4