Respuesta :

6) 2/3 x 5/6 = 5/9

5/7 x 4/6 = 10/21

2/4 x 12 = 24/4, otherwise 6.

2 1/3 x 2 = 14/3 or 4 2/3

5 x 4 2/3 = 62/3 or 20 2/3

7) First one.

8) 16 is the GCF.