在算式里添上括号,使等式成立①80-56*4+4=62 ②80-56*4+4=3 ③80-56*4+4=10 ④80-56*4+4=73 顺便说一下,我不会打除号,就用了*代替
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![在算式里添上括号,使等式成立①80-56*4+4=62 ②80-56*4+4=3 ③80-56*4+4=10 ④80-56*4+4=73 顺便说一下,我不会打除号,就用了*代替](/uploads/image/z/575553-57-3.jpg?t=%E5%9C%A8%E7%AE%97%E5%BC%8F%E9%87%8C%E6%B7%BB%E4%B8%8A%E6%8B%AC%E5%8F%B7%2C%E4%BD%BF%E7%AD%89%E5%BC%8F%E6%88%90%E7%AB%8B%E2%91%A080-56%2A4%2B4%3D62+%E2%91%A180-56%2A4%2B4%3D3+%E2%91%A280-56%2A4%2B4%3D10+%E2%91%A380-56%2A4%2B4%3D73+%E9%A1%BA%E4%BE%BF%E8%AF%B4%E4%B8%80%E4%B8%8B%2C%E6%88%91%E4%B8%8D%E4%BC%9A%E6%89%93%E9%99%A4%E5%8F%B7%2C%E5%B0%B1%E7%94%A8%E4%BA%86%2A%E4%BB%A3%E6%9B%BF)
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