0.44*0.99+0.44简便算法
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0.44*0.99+0.44=0.44×(1-0.01)+0.44=0.44- 0.44*0.01 +0.44=0.44-0.0044+0.44=0.8756
咨询记录 · 回答于2022-11-09
0.44*0.99+0.44简便算法
0.44*0.99+0.44=0.44×(1-0.01)+0.44=0.44- 0.44*0.01 +0.44=0.44-0.0044+0.44=0.8756
太复杂
没有起到简便计算
0.44*0.99+0.44=0.44×(1-0.01)+0.44=0.44- 0.44*0.01 +0.44=0.44*2-0.44*0.01=0.88-0.0044=0.8756