Question

Determine os produtos simplificando os resultados quando possível: a) 3 x 2/7 ; b) 3/4 x 7/9 ; c) 2/5 x 1/4 ; d) 1/3 x 27/15 *

Answer 1

Oi

a) 3.2 / 7 = 6/7

b) 6.8/7 = 48/7

c) 5.3.1/5 = 15/5 = 3

d) 3.7/4.9 = 21/36 ÷ 3 = 7/12

e) 1.27/3.15 = 27/45 ÷ 9 = 3/5

f) 2.10.9/3.4.15 = 180/180 ÷ 180 = 1

g) 5.8.1/4.15.2 = 40/120 ÷ 40 = 1/3

h) 7.3.0/9.2 = 0/18 = 0

i) 21.35/5.33 = 735/165 ÷ 15 = 49/11

j) 13.63/7.40 = 819/280 ÷ 7 = 117/40

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