Question

calcule e simplifique quando for possível as multiplicações a) 1/3 × 4/7=
b)7/8 × 3/2= c) 3/5 ÷ 5/9= d)2/7× 11/2=
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Answer 1

a)4/21

b)21/16

c)27/25

d) (22/14)/2=11/7