65 + 65 + 82 + 82 + 93 + 39 + 68 = 494 chắc chắn 100%
65+65+82+82+93+39+68
=130+82+82+93+39+68
=426+68
=494
chọn mình nha
65+65+82+82+93+39+68
=[65x2]+[82x2]+93+39+68
=130+164+93+39+68
=494
65+65+82+82+93+39+68
=65.2+82.2+93+39+68
=130+164+93+39+68
=294+93+39+68
=387+39+68
=426+68
=494