3/10÷20= 9÷3/4= 5/8×1/4= 6/11×5/12= 5/9-1/6= 2/3÷4/7= 1/8+3/4= 5/6÷5/7= 先化简再求比值 21:491.6:2.4 2.4/8 3/7:2/99/7-8/19-11/19 5/12÷8+1/8×7/12 1/2÷[1/5×[﹙1/2+3/4﹚]解方程6X-2.4=0.36 5X÷15=15 8X-0.5X=30
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/20 05:07:45
![3/10÷20= 9÷3/4= 5/8×1/4= 6/11×5/12= 5/9-1/6= 2/3÷4/7= 1/8+3/4= 5/6÷5/7= 先化简再求比值 21:491.6:2.4 2.4/8 3/7:2/99/7-8/19-11/19 5/12÷8+1/8×7/12 1/2÷[1/5×[﹙1/2+3/4﹚]解方程6X-2.4=0.36 5X÷15=15 8X-0.5X=30](/uploads/image/z/57667-67-7.jpg?t=3%2F10%C3%B720%3D+9%C3%B73%2F4%3D+5%2F8%C3%971%2F4%3D+6%2F11%C3%975%2F12%3D+5%2F9-1%2F6%3D+2%2F3%C3%B74%2F7%3D+1%2F8%2B3%2F4%3D+5%2F6%C3%B75%2F7%3D+%E5%85%88%E5%8C%96%E7%AE%80%E5%86%8D%E6%B1%82%E6%AF%94%E5%80%BC+21%EF%BC%9A491.6%3A2.4+2.4%2F8+3%2F7%EF%BC%9A2%2F99%2F7-8%2F19-11%2F19+5%2F12%C3%B78%2B1%2F8%C3%977%2F12+1%2F2%C3%B7%5B1%2F5%C3%97%5B%EF%B9%991%2F2%EF%BC%8B3%2F4%EF%B9%9A%5D%E8%A7%A3%E6%96%B9%E7%A8%8B6X-2.4%3D0.36+5X%C3%B715%3D15+8X-0.5X%3D30)
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