Question

(1/3+2/5)*[2-(3/4∶2/5)]

Answer 1

(1/3 + 2/5).[2 - (3/4 : 2/5)]

(m.c.m = 15)

1.(5) + 2.(3) /15. [2 - (15/8)]

5+6/15.[ 2 - 15/8] - - > m.c.m = 8

11/15.[ 2.(8) - 15/8]

11/15. [16 - 15/8]

11/15.[1/8]

11/15.(1/8)

11/120

Resultado final:

▶ 11/120

Saludos.