Minjae and his father picked apples. Minjae gained 2.6 kilograms (kg), and his father 5.98 kilograms (kg). How many kilograms (kg) are all the apples Minjae and his father picked?
2.6 5.98 [OP_ADD]
var_a = 2.6
var_b = 5.98
var_c = var_a + var_b
print('{:.2f}'.format(round(var_c+1e-10,2)))