Question

Encontre o produto em cada caso.

a) 1/2 . 2/5

b) 7/3 . 4/5

c) 2/3 . 7/4

d) 3/4 . 7/9

e) 2 1/5 . 35/33

f) 1 3/7 . 63/40

g) 3/5 . 14/9. 10/49

h) 5/3 . 9/5. 1/3

i) 12/5 . 10/3

Answer 1

Resposta:

a) 1/5. f) 117/40.

b) 28/15. g) 4/21.

c) 7/6. h) 1.

d) 7/12. i) 8.

e) 21/5.

Explicação passo-a-passo:

a) 1/2.2/5= 2/10= 1/5

b) 7/3.4/5= 28/15

c) 2/3.7/4= 14/12= 7/6

d) 3/4.7/9= 21/36= 7/12

e) 21/5.35/33= 735/35= 21/5

f)13/7.63/40= 819/290= 117/40

g) 3/5.14/9.10/49= 420/2205= 4/21

h) 5/3.9/5.1/3= 45/45= 1

i) 12/5.10/3= 120/15= 8