)12*42=504,21*24=504 2.)24*63=1512,42*36=1512 3.)36*84=3024,63*48=3024根据上述列式规律再写出3个来.
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)12*42=504,21*24=504 2.)24*63=1512,42*36=1512 3.)36*84=3024,63*48=3024根据上述列式规律再写出3个来.
)12*42=504,21*24=504 2.)24*63=1512,42*36=1512 3.)36*84=3024,63*48=3024
根据上述列式规律再写出3个来.
)12*42=504,21*24=504 2.)24*63=1512,42*36=1512 3.)36*84=3024,63*48=3024根据上述列式规律再写出3个来.
62 × 39 = 2418 and 26 × 93 = 2418
63 × 12 = 756 and 36 × 21 = 756
63 × 24 = 1512 and 36 × 42 = 1512
63 × 48 = 3024 and 36 × 84 = 3024
64 × 23 = 1472 and 46 × 32 = 1472
64 × 69 = 4416 and 46 × 96 = 4416
82 × 14 = 1148 and 28 × 41 = 1148
84 × 12 = 1008 and 48 × 21 = 1008
84 × 24 = 2016 and 48 × 42 = 2016
84 × 36 = 3024 and 48 × 63 = 3024
86 × 34 = 2924 and 68 × 43 = 2924
93 × 13 = 1209 and 39 × 31 = 1209
93 × 26 = 2418 and 39 × 62 = 2418
96 × 23 = 2208 and 69 × 32 = 2208
24*84
12*63
12*84
（1）64*23＝1472，46*32＝1472
（2）21*36＝756，12*63＝756
（3）82*14＝1148，28*41＝1148