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
问题描述:
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
答
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