46.84×0.5378×四分之一+0.5378×46.84×0.75-0.78 请用简便算法,
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46.84×0.5378×四分之一+0.5378×46.84×0.75-0.78 请用简便算法,
![46.84×0.5378×四分之一+0.5378×46.84×0.75-0.78 请用简便算法,](/uploads/image/z/16371530-26-0.jpg?t=46.84%C3%970.5378%C3%97%E5%9B%9B%E5%88%86%E4%B9%8B%E4%B8%80%2B0.5378%C3%9746.84%C3%970.75-0.78+%E8%AF%B7%E7%94%A8%E7%AE%80%E4%BE%BF%E7%AE%97%E6%B3%95%2C)
46.84×0.5378×四分之一+0.5378×46.84×0.75-0.78
=46.84*0.5378*(0.25+0.75)-0.78
=46.84*0.5378*1-0.78
=25.190552-0.78
=24.410552 再答: 你给我一个最佳答案和一个好评嘛!就一个谢谢?
=46.84*0.5378*(0.25+0.75)-0.78
=46.84*0.5378*1-0.78
=25.190552-0.78
=24.410552 再答: 你给我一个最佳答案和一个好评嘛!就一个谢谢?