Question

Efetue e simplifique :

a) 3_8 X 2_5

b) 1_4 X 3_5

c) 2_6 X 1_3

d) 3_5 X 1_2

e) 5_4 X 2_3


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Answer 1

Resposta:

Explicação passo a passo:

Efetue e simplifique :

a) 3/8 X 2/5

= 3/5 . 2/8 (:2)/(:2)

= 3/5 . 1/4

= 3/20

b) 1/4 X 3/5

= 3/20

c) 2/6 (:2)/(:2) X 1/3

= 1/3 . 1/3

= 1/9

d) 3/5 X 1/2

= 3/10

e) 5/4 X 2/3

= 5/3 . 2/4 (:2)/(:2)

= 5/3 . 1/2

= 5/6