怎么样简便怎么算?1.7.36-(2.36+3.79) 2.28.5×1+2.85×90 3.54÷1.2÷5-5 4.33.7-2.7×2-4.6
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![怎么样简便怎么算?1.7.36-(2.36+3.79) 2.28.5×1+2.85×90 3.54÷1.2÷5-5 4.33.7-2.7×2-4.6](/uploads/image/z/106792-16-2.jpg?t=%E6%80%8E%E4%B9%88%E6%A0%B7%E7%AE%80%E4%BE%BF%E6%80%8E%E4%B9%88%E7%AE%97%3F1.7.36-%EF%BC%882.36%2B3.79%EF%BC%89+2.28.5%C3%971%2B2.85%C3%9790+3.54%C3%B71.2%C3%B75-5+4.33.7-2.7%C3%972-4.6)
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怎么样简便怎么算?1.7.36-(2.36+3.79) 2.28.5×1+2.85×90 3.54÷1.2÷5-5 4.33.7-2.7×2-4.6
怎么样简便怎么算?1.7.36-(2.36+3.79) 2.28.5×1+2.85×90 3.54÷1.2÷5-5 4.33.7-2.7×2-4.6
怎么样简便怎么算?1.7.36-(2.36+3.79) 2.28.5×1+2.85×90 3.54÷1.2÷5-5 4.33.7-2.7×2-4.6
1.7.36-(2.36+3.79)=(7.36-2.36)-3.79=5-3.79=1.21
2.28.5×1+2.85×90=2.85x10+2.85x90=2.85x(10+90)=285
3.54÷1.2÷5-5=54÷(1.2x5)-5=54÷6-5=4
4.33.7-2.7×2-4.6=33.7-(2.7x2+4.6)=33.7-10=23.7
怎么样简便怎么算?1.7.36-(2.36+3.79) 2.28.5×1+2.85×90 3.54÷1.2÷5-5 4.33.7-2.7×2-4.6
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