据口诀四七二十八,写出两个乘法算式。0_0o/b;k7Y+M7Y,m3u*^1D0~5z
6`)f2W/p({)D-u1Z(T;V×)P;G*i3H5m;{3Q.T=6^0F2G6y8W;b3l)O)l9k4a8`3J或6~.h9L,?8`(e+h6d×/a)t9V4t/_6W;J4n=0E4Y9F;E*[;u*_/b5z:z)e-`0_0o/b;k7Y+M7Y,m3u*^1D0~5z