7.5×0.18+1.25×1.8=
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7.5×0.18+1.25×1.8=7.5×0.18+1.25×1.8=7.5×0.18+1.25×1.8=7.5×0.18+1.25×1.8=0.75×1.8+1.25×1.8=1.8×(0.75+
7.5×0.18+1.25×1.8=
7.5×0.18+1.25×1.8=
7.5×0.18+1.25×1.8=
7.5×0.18+1.25×1.8
=0.75×1.8+1.25×1.8
=1.8×(0.75+1.25)
=1.8×2
=3.6
7.5×0.18+1.25×1.8=
简算:2..25×1.8+1.25×0.18
2.25乘1.8+1.25乘0.18
2.25乘1.8+1.25乘0.18
2.25*1.8+1.25*0.18简便算法
数学脱式简算2.25*1.8+1.25*0.18
2.25×1.8+1.25×0.18的简算快列递等式
简便运算:102.36×49 2.25×1.8+1.25×0.18
怎样简便算?1.6×7.5×1.25=
1.6×7.5×1.25=?简便计算.
1.8x一0.6=7.5
(1) 5.4除以18加12=?(2) 2.25乘1.8加1.25乘0.18=?3) [1-(2分之1+3分之1)乘36=?[写分析,说说先...(1) 5.4除以18加12=?(2) 2.25乘1.8加1.25乘0.18=?3) [1-(2分之1+3分之1)乘36=?[写分析,说说先算什么,再算什么]{[要分步
7.5除以[(2一1.25)X口]=5
2.25×1.8+27.5×0.18简算!
1.8×0.9+0.18 简便计算
1.6*7.5+1.25简算
1.6*7.5*1.25
1.8×(7.5分之1)+5分之x=1