Tolong aku plss harus segera di kumpulin jam 12 siang

Jawab:

1. 10 2/7 + 8 6/3

= 10,28 + 8, 2

= 18, 48

2. 12/8 = 12:8 = 1,5

3. 5 1/4 + 7 2/3

= 5,25 + 7,66

= 12,91

4. 6 2/4 + 9 3/9

= 6,5 + 9, 33

= 15,83

5. 8 1/8 + 7 3/6

= 8,125 + 7,5

= 15, 625

semoga membantu ya..