题目内容
20×500=
[ ]
(1)-118 读做：______________________________________________________
(2)-20．9 读做：_______________________________________________________
(3)+68 读做：______________________________________________________
(4) 读做：______________________________________________________
(5)负八点九 写做：______________________________________________________
(6)负十七点五一 写做：_____________________________________________________
(7)零下三十摄氏度 写做：______________________________________________________
(8)这个月支出500元 写做：______________________________________________________
读做：______________________________________________________