There is a number obtained by adding 45 to 159, dividing this by 3, and adding 32. Divide this number by 12 to find the value.
159 45 [OP_ADD] 3 [OP_DIV] 32 [OP_ADD] 12 [OP_DIV]
var_a = 159
var_b = 45
var_c = var_a + var_b
var_d = 3
var_e = var_c / var_d
var_f = 32
var_g = var_e + var_f
var_h = 12
var_i = var_g / var_h
print('{:.2f}'.format(round(var_i+1e-10,2)))