Jawab ya please?!?!?!?!

1.) 2/3 x 6 = 2/3 x 6/1 = 12/3 = 4/1
Atau menggunakan sistem bunuh : 2/3 x 6/1 = 4/1 (6:3=3, 3:3=1)

2.) 1/4 x 3/4 = 3/16

3.) 3/4 x 2/6 = 1/4

4.) 5/7 x 28 = 5/7 x 28/1 = 20/1

5.) 63 x 7/9 = 63/1 x 7/9 = 49/1

6.) 5/7 x 2/3 = 10/21

7.) 3/8 x 1/4 =3/32

8.) 6/7 x 5/6 = 5/7

9.) 2 1/6 x 5/6 = 13/6 x 5/6 = 65/36

10.) 2 5/6 x 1 3/4 = 17/6 x 7/4 = 119/24

11.) 3 1/5 x 8 = 16/5 x 8/1 = 128/5

12.) 3 1/5 x 8 1/2 = 16/5 x 17/2 = 172/10

13.) 3 6/5 x 1 1/2 = 21/5 x 3/2 = 63/10

14.) 6 1/3 x 5/7 = 19/3 x 5/7 = 95/21

15.) 9/10 x 2 3/10 = 9/10 x 23/10 = 207/100