Sangcheol is reading a book. Yesterday he read 1/3 of the total, today he read 1/2 of the total. How much did he read in the two days?
1/3 1/2 [OP_ADD]
var_a = 0.3333333333333333
var_b = 0.5
var_c = var_a + var_b
print('{:.2f}'.format(round(var_c+1e-10,2)))