0.2×0.3+0.4×0.6+0.5×0.9+0.18+0.07=1
移动等号左边两个数使数式成立0.2×0.07+0.4×0.6+0.5×0.9+0.18+0.3=1悬赏高份~~
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相关问题
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下面算式中等号两边是不相等的.请你将等号左边的两个数调换位置使等号两边结果相等?0.2×0.07＋0.4×0.6＋0.5
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把等号左边的数调整位置,使等号两边相等 0.2*0.07+0.4*0.6+0.5*0.9+0.18+0.3=1
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口算．0.07÷O.7=5.4÷0.6=3.4×0.1=0.35×0.2=1.23×0.23×0=0.8-0.8×0.9
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0.9×0.5= 0.7×0.8= 0.6×1.2= 1.7×0.3= 0.1×9.2= 0.4×1.3= 0.7×1.
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直接写出得数0.20×25=1.4×3=0.7×0.5=4.5×0.2=1.5×0.6=0.8×5=2.4×3=5×0.
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用简便方法计算下面各题． 1.8×0.9+0.18 5.4×0.68+3.4×2×0.46 23.9-0.6×0.6-0
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用简便方法计算下面各题． 1.8×0.9+0.18 5.4×0.68+3.4×2×0.46 23.9-0.6×0.6-0
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0.1×0.2×0.3×0.4×0.5×0.6×0.7×0.8×0.9的巧算方法.
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直接写出得数．0.45×2.5= 0.8×1.25= 0.3×3.6= 0.3×0.3= 10×0.07= 0.3×1.
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心算．0.5×5= 0.18+0.82= 2.1+0.6+7.9= 0.6÷0.2= 0.09×1000= 0.8×3.