Question

calcule calculekkkkmmm​

Answer 1

Explicação passo-a-passo:

a)

5/4 . 10/9 =

5 . 10/4 . 9 = 50/36 = 25/18

b)

1/4 . 3/7 =

1 . 3/4 . 7 = 3/28

c)

6/9 . 2/20 =

6 . 2/9 . 20 = 12/180 = 1/15

d)

15/32 . 1/2 =

15 . 1/32 . 2 = 15/64