Tolong bantu yg nomer 11, dan 12 ya… pakai cara! :)
Jawaban:
11. 6⅙ - 1 7/15 + 3/20 - 2¼
= 37/6 - 22/15 + 3/20 - 9/4
= (185-44)/30 + 3/20 - 9/4
= 141/30 = 4 7/10 = 47/10
= 47/10 + 3/20
= (94+3)/20 = 97/20 - 9/4
= 97/20 - 9/4
= (97-45)/20 = 52/20
= A. 2⅗
Maaf no 12 ga bisa kaka
Maaf kalau salah kaka
Tags
Matematika