49999+4999+499+49 用简便计算怎么算?用四年级下测的简便计算做!还有一道; 1+2+3+4.在明天必须有!比如; 596-196-153-47=596-(169+153+47)=569-369=200
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/19 02:24:07
![49999+4999+499+49 用简便计算怎么算?用四年级下测的简便计算做!还有一道; 1+2+3+4.在明天必须有!比如; 596-196-153-47=596-(169+153+47)=569-369=200](/uploads/image/z/754736-32-6.jpg?t=49999%2B4999%2B499%2B49+%E7%94%A8%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97%E6%80%8E%E4%B9%88%E7%AE%97%3F%E7%94%A8%E5%9B%9B%E5%B9%B4%E7%BA%A7%E4%B8%8B%E6%B5%8B%E7%9A%84%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97%E5%81%9A%21%E8%BF%98%E6%9C%89%E4%B8%80%E9%81%93%3B+1%2B2%2B3%2B4.%E5%9C%A8%E6%98%8E%E5%A4%A9%E5%BF%85%E9%A1%BB%E6%9C%89%21%E6%AF%94%E5%A6%82%3B+596-196-153-47%3D596-%28169%2B153%2B47%29%3D569-369%3D200)
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