(5/7+7/9)/(1+1/2) Tolong cari kak

(5/7 + 7/9) / (1 + 1/2)
= (45 + 49)/63 + 3/2
= (2 × 94 + 3 × 64)/(63 × 2)
= (188 + 192)/126
= 190/63
= 3 1/63

Bab Bilangan Pecahan
Matematika SD Kelas VI

(5/7 + 7/9) / (1 + 1/2) = ((5 x 9 + 7 x 7)/(7 x 9)) / (3/2)
                                  = (45 + 49)/63 x (2/3)
                                  = (94/6) x (2/3)
                                  = 188/18
                                  = 10 8/18
                                  = 10 4/9