你确定题目不错?! 解:原式=27/100-11/3+1又37/100-4÷11 =27/100+1又37/100-(11/3+4/11) =1又64/100-(121/33+12/33) =1又16/25-133/33 =41/25-133/33 =1353/825-3325/825 =-1972/825
得到答案采纳一下行吗