Question

2/5 + 5/1 [ 1/2 -(3/4 - 2/8)] +3/2 x 4/6

Answer 1

2/5 + 5/1 [ 1/2 -(3/4 - 2/8)] +3/2 x 4/6

2/5 + [5/2 - (15/4 - 10/8)] + 12/12

2/5 + [5/2 - (30/8 - 10/8)] + 1

2/5 + [5/2 - 20/8] + 1

2/5 + [20/8 - 20/8] + 1

2/5 + 0/8 + 1

2/5 + 1

2/5 + 5/5 = 7/5

Espero que te sirva y pregunta si tenes alguna duda ;)