能简算的要简算 3.25×3分之47-1.25×3分之47 2分之1×3.2+5.6×0.5+1.2×50%解方程17-120%x=5 4分之3x-5分之2x=8分之7急
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![能简算的要简算 3.25×3分之47-1.25×3分之47 2分之1×3.2+5.6×0.5+1.2×50%解方程17-120%x=5 4分之3x-5分之2x=8分之7急](/uploads/image/z/243771-51-1.jpg?t=%E8%83%BD%E7%AE%80%E7%AE%97%E7%9A%84%E8%A6%81%E7%AE%80%E7%AE%97+3.25%C3%973%E5%88%86%E4%B9%8B47%EF%BC%8D1.25%C3%973%E5%88%86%E4%B9%8B47+2%E5%88%86%E4%B9%8B1%C3%973.2%EF%BC%8B5.6%C3%970.5%EF%BC%8B1.2%C3%9750%EF%BC%85%E8%A7%A3%E6%96%B9%E7%A8%8B17%EF%BC%8D120%EF%BC%85x%EF%BC%9D5+4%E5%88%86%E4%B9%8B3x%EF%BC%8D5%E5%88%86%E4%B9%8B2x%EF%BC%9D8%E5%88%86%E4%B9%8B7%E6%80%A5)
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