1.-3.5×35.2+(-7)×32.4=?2.(-6/5)×83+(-6/5)×(-13)-1.-3.5×35.2+(-7)×32.4=?2.(-6/5)×83+(-6/5)×(-13)-(-6/5)-(6/5)×28=?3.(-2/3)×(-15/11)-2/3×(-15/13)+2/3×(-15/14)=?4.36/1/(
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![1.-3.5×35.2+(-7)×32.4=?2.(-6/5)×83+(-6/5)×(-13)-1.-3.5×35.2+(-7)×32.4=?2.(-6/5)×83+(-6/5)×(-13)-(-6/5)-(6/5)×28=?3.(-2/3)×(-15/11)-2/3×(-15/13)+2/3×(-15/14)=?4.36/1/(](/uploads/image/z/2583521-17-1.jpg?t=1.-3.5%C3%9735.2%2B%EF%BC%88-7%EF%BC%89%C3%9732.4%EF%BC%9D%3F2.%EF%BC%88-6%2F5%EF%BC%89%C3%9783%EF%BC%8B%EF%BC%88-6%2F5%EF%BC%89%C3%97%EF%BC%88-13%EF%BC%89%EF%BC%8D1.-3.5%C3%9735.2%2B%EF%BC%88-7%EF%BC%89%C3%9732.4%EF%BC%9D%3F2.%EF%BC%88-6%2F5%EF%BC%89%C3%9783%EF%BC%8B%EF%BC%88-6%2F5%EF%BC%89%C3%97%EF%BC%88-13%EF%BC%89%EF%BC%8D%EF%BC%88-6%2F5%EF%BC%89-%EF%BC%886%2F5%EF%BC%89%C3%9728%3D%3F3.%EF%BC%88-2%2F3%EF%BC%89%C3%97%EF%BC%88-15%2F11%EF%BC%89-2%2F3%C3%97%EF%BC%88%EF%BC%8D15%2F13%EF%BC%89%2B2%2F3%C3%97%EF%BC%88-15%2F14%EF%BC%89%3D%3F4.36%2F1%2F%EF%BC%88)
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