Question

calcule as multiplicações e as divisoes:

a) 2/5 • 3/4 =
b) 3/7 • 5/4 =
c) 1/2 • 3/5 =
d) 1/3 • 3/4 =

me ajudem por favor

brigada
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Answer 1

$a) \frac{2}{5} \times \frac{3}{4} = \frac{6}{20}$

$b) \frac{3}{7} \times \frac{5}{4} = \frac{15}{28}$

$c) \frac{1}{2} \times \frac{3}{5} = \frac{3}{10}$

$d) \frac{1}{3} \times \frac{3}{4} = \frac{3}{12}$

espero ter ajudado!!! '-'