①73×21

② 96×15

③45×18

④36×48

⑤90×18

⑥25×24

24×51                   476                     17×28

34×14                   576                     72×17

18×32                   1224                    36×16

①37×54=

②64×25=

③83×69=

④48×35=

⑤56×75=

⑥63×28=