-3*(-3/5)-(-1)*3/5+(-4)*3/5怎么简便运算?
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![-3*(-3/5)-(-1)*3/5+(-4)*3/5怎么简便运算?](/uploads/image/z/2981709-45-9.jpg?t=-3%2A%28-3%2F5%29-%28-1%29%2A3%2F5%2B%28-4%29%2A3%2F5%E6%80%8E%E4%B9%88%E7%AE%80%E4%BE%BF%E8%BF%90%E7%AE%97%3F)
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-3*(-3/5)-(-1)*3/5+(-4)*3/5怎么简便运算?
-3*(-3/5)-(-1)*3/5+(-4)*3/5怎么简便运算?
-3*(-3/5)-(-1)*3/5+(-4)*3/5怎么简便运算?
0,把负变正,合并运算
原题=3/5*(3+1-4)=0