Question

efetue as operacoes:
a) 1/2+2/5+3/2
b)1/2+5/2-3/2
c)14/2×2/7+4/3

Answer 1

Resposta:

a)

$\frac{1}{2} + \frac{2}{5} + \frac{3}{2} = \frac{5+ 4 + 15}{10}$

=24/10 = 12/5

b) 9/2

c) 10/3