0.89*4.8+0.89*5.2和0.25*1.25*0.4*80的简便算式
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0.89*4.8+0.89*5.2和0.25*1.25*0.4*80的简便算式
![0.89*4.8+0.89*5.2和0.25*1.25*0.4*80的简便算式](/uploads/image/z/15582987-27-7.jpg?t=0.89%2A4.8%2B0.89%2A5.2%E5%92%8C0.25%2A1.25%2A0.4%2A80%E7%9A%84%E7%AE%80%E4%BE%BF%E7%AE%97%E5%BC%8F)
0.89*4.8+0.89*5.2=0.89*(4.8+5.2)=8.9
0.25*1.25*0.4*80=0.25*0.4*(1.25*80)=0.1*100=10
0.25*1.25*0.4*80=0.25*0.4*(1.25*80)=0.1*100=10