23+23+23-23-46x0+412
=23x3-23-0+412
=69-23+412
=46+412
=458.
23 + 23 + 23 - 23 - 46 x 0 + 412
= 46 + 23 - 23 - 0 + 412
=46 + 0 - 0 + 412
=46 + 412
=458
23 + 23 + 23 - 23 - 46 x 0 + 412
= 23 + 23 + 23 - 23 - 0 + 412
= 46 + 0 - 0 + 412
= 46 + 412
= 458
ai tk mk mk tk lại cho .