999.99×22.222+33.333×333.34简便算法
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999.99×22.222+33.333×333.34简便算法999.99×22.222+33.333×333.34简便算法999.99×22.222+33.333×333.34简便算法999.99×
999.99×22.222+33.333×333.34简便算法
999.99×22.222+33.333×333.34简便算法
999.99×22.222+33.333×333.34简便算法
999.99×22.222+33.333×333.34
=333.33×3×22.222+333.33×0.1×333.34
=333.33×66.666+333.33×33.334
=333.33×(66.666+33.334)
=333.33×100
=33333
999.99×22.222+33.333×333.3
=333.33×3×22.222+333.33×33.334
=333.33×(66.666+33.334)
=333.33×100
=33333
999.99×22.222+33.333×333.34简便算法
999.99+999.99
999.99+999.9=?
333.33*66666+999.99*77778简算
3 .33.333.3333..通项公式
666.66×6666.7+99999×22.222怎么算
666.66×6666.7+99999×22.222怎么算
简便运算666.66*6666.7+99999*22.222
666.66*666.7+99999*22.222求大侠
999.99×222.22+333.33×333.34 (简便计算)
33*333.33及33.333*33.333的整数部分分别是多少要思路
0.4444+22.22*222.22+1777.6*22.222=?(要巧算啦)
999.99*2.4+333.33*2.8用简便方法计算
999.99*2.4+333.33*2.8用简便方法计算
999.99乘5=这有100个9
奥数(简便计算)急!999.99×77778+33333×666.66
999.9*22.222+3.333*3333.499.99*111.1+6667*3.3331999*19981.998-1998*19991.9993.6*31.4+43.9*6.4199.9*19.98-199.8*19.97
戴宗戴院长日跑800里,400公里.白天就算12小时,平均33.333公里每小时,如果跑马拉松能跑冠军吗?