15,16,13,19,11,22,( ),25,7,( ),…… 1,计算:10.37×3.4+1.7×19.26= (2)7.48×369369-3.69×748748找规律填数15,16,13,19,11,22,( ),25,7,( )
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15,16,13,19,11,22,( ),25,7,( ),…… 1,计算:10.37×3.4+1.7×19.26= (2)7.48×369369-3.69×748748找规律填数15,16,13,19,11,22,( ),25,7,( )
15,16,13,19,11,22,( ),25,7,( ),…… 1,计算:10.37×3.4+1.7×19.26= (2)7.48×369369-3.69×748748
找规律填数15,16,13,19,11,22,( ),25,7,( )
15,16,13,19,11,22,( ),25,7,( ),…… 1,计算:10.37×3.4+1.7×19.26= (2)7.48×369369-3.69×748748找规律填数15,16,13,19,11,22,( ),25,7,( )
15,16,13,19,11,22,(9 ),25,7,(28 )
隔一个看一个,分成两组
10.37×3.4+1.7×19.26=10.37*2*1.7+1.7*19.26=1.7*(20.74+19.26)=1.7*40=68
7.48×369369-3.69×748748=7.48*3.69*100100-7.48*3.69*100100=0
上面
15,16,13,19,11,22,(9 ),25,7,(28 )
隔一个看一个,分成两组
10.37×3.4+1.7×19.26=10.37*2*1.7+1.7*19.26=1.7*(20.74+19.26)=1.7*40=68
7.48×369369-3.69×748748=7.48*3.69*100100-7.48*3.69*100100=0