Question

fracões (3/2-2/5) +(5/4-2/3)

Answer 1

$\frac{3}{2} - \frac{2}{5} + \frac{5}{4} - \frac{2}{3}$

$=  \frac{11}{10}  + \frac{5}{4} - \frac{2}{3}$

$= \frac{11}{10} + \frac{7}{12}$

$= \frac{101}{60}$

(Decimal: 1.683333)

ignore essas letras

Answer 2

Oi...

(3/2 - 2/5) + ( 5/4 - 2/3)

3/2 - 2/5 + 5/4 - 2/3 ⇒o mmc de (2,5,4,3) = 60

90 - 24 + 75 - 40/60

101/60

Resposta: 101/60

Espero ter ajudado.