Question

efectuati inmultirile scriind rezultatul ca fractie ireductibila. 16×3/4=; 14×5/84=; 2/21×7/5=; 12/11×5/36=; 14/27×9/16=; 11/65×13/33=; 42/35×25/36=; 24/35×14/64=;; va rog ajutatima

Answer 1

16*3/4 = 12
14*5/84 =35/42 =5/6
2/21*7/5=14/105 =2/15
12/11*5/36 =60/396 =30/198=15/99=5/33
14/27*9/16=7/9*3/8=21/72=7/24
11/65*13/33 =1/65*13/3 =13/195=1/15
42/35*25/36 =21/7*5/18=5/6
24/35*14/64 =12/5*2/32 =12/5*1/16 =6/5*1/8 =3/5*1/4 =3/20

Answer 2

16 x 3/4 = 4 x 3/1 = 12/1 = 12
14 x 5/84 = 1x 5/6 = 5/6
2/21 x 7/5 = 2/3 x 1/5 = 2/15
12/11 x 5/36 = 1/11 x 5/3 = 5/33
14/27 x 9/16 = 7/3 x 1/8 = 7/24
11/65 x 13/33 = 1/5 x 1/3 = 1/15
42/35 x 25/36 = 6/5 x 25/36 = 1/1 x 5/6 = 5/6
24/35 x 14/64 = 24/35 x 7/32 = 3/5 x 1/4 = 3/20