四则混合运算 1.5.61×9.9×0.38÷(0.19×33/10×1.1)2.15/4×2.48÷18/5÷(3/2×1.42)×9/53.23/19×(56/3-3/4)+241/12÷19/23不可跳步的.是可以简算的,
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![四则混合运算 1.5.61×9.9×0.38÷(0.19×33/10×1.1)2.15/4×2.48÷18/5÷(3/2×1.42)×9/53.23/19×(56/3-3/4)+241/12÷19/23不可跳步的.是可以简算的,](/uploads/image/z/15256489-49-9.jpg?t=%E5%9B%9B%E5%88%99%E6%B7%B7%E5%90%88%E8%BF%90%E7%AE%97+1.5.61%C3%979.9%C3%970.38%C3%B7%280.19%C3%9733%2F10%C3%971.1%292.15%2F4%C3%972.48%C3%B718%2F5%C3%B7%283%2F2%C3%971.42%29%C3%979%2F53.23%2F19%C3%97%2856%2F3-3%2F4%29%2B241%2F12%C3%B719%2F23%E4%B8%8D%E5%8F%AF%E8%B7%B3%E6%AD%A5%E7%9A%84.%E6%98%AF%E5%8F%AF%E4%BB%A5%E7%AE%80%E7%AE%97%E7%9A%84%2C)
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