Question

(6/8•4/5)+(-2/5+3/10)=

Answer 1

(24/40) + ( -4/10 + 3/10)

6/10 + (-1/10)

5/10 = 1/2

Answer 2

6/8= 0.75
4/5=0.8
(0.75*0.8)=0.6


-2/5=-0.4
3/10=0.3
(-0.4+0.3)= -0.1

RESPUESTA:
(0.6)+(-0.1)=0.5