If A is the reciprocal of -0.4 and B is the reciprocal of +5/2, find the reciprocal of 3/A+2/B.
1 3 1 -0.4 [OP_DIV] [OP_DIV] 2 1 5/2 [OP_DIV] [OP_DIV] [OP_ADD] [OP_DIV]
var_a = 1
var_b = 3
var_c = 1
var_d = -0.4
var_e = var_c / var_d
var_f = var_b / var_e
var_g = 2
var_h = 1
var_i = 2.5
var_j = var_h / var_i
var_k = var_g / var_j
var_l = var_f + var_k
var_m = var_a / var_l
print('{:.2f}'.format(round(var_m+1e-10,2)))