1.-3²-|(-5)³|×(-2/5)²-18÷|-(-3)²| 2.-4.035×12+7.535×12-36×(7/9-5/6+2.-4.035×12+7.535×12-36×(7/9-5/6+ 7/18)
问题描述:
1.-3²-|(-5)³|×(-2/5)²-18÷|-(-3)²| 2.-4.035×12+7.535×12-36×(7/9-5/6+
2.-4.035×12+7.535×12-36×(7/9-5/6+ 7/18)
答
1.原式= -9-(-125)×(4/25)-18÷9= -9+12-2 = 12.原式=-48.42+90.42-36×(7/9-5/6+2.-4.035×12+7.535×12-36×(7/9-5/6+ 7/18)你的括号扩到了哪?(7/9-5/6+2.-4.035×12+7.535×12-36×(7/9-5/6+ 7/18),你忘加...