1. 12 - 17/3 - 55/12 = 2. 104/9 - 7 - 14/5= 3. 49/6 - 47/9 - 25/12= Tolongs di jawab besok harus di kumpulin!

1.
12 - 17/3 - 55/12
=144/12 - 68/12 - 55/12
=21/12
=7/4
=1 3/4

2.
104/9 - 7 - 14/5
=3640/315 - 2205/315 - 882/315
=553/315
=1 238/315

3.
49/6 - 47/9 - 25/12
=294/36 - 188/36 - 75/36
=31/36
=1 5/36

Semoga bisa membantu...