四百字读后感:"-30"怎么读的。
来源:百度文库 编辑:神马品牌网 时间:2024/05/05 09:01:42
minus thirty
minus thirty
minus 30
negative thirty
-30 is minus thirty. If it is -30c (temperature)it is common to say 30 below, or 30 degrees below 0. You could also say negative thirty, but minus thirty is better.
Below 0 = Negative Above Zero = Positive
- = minus
+ = plus
* = times
/ = divide
= = equals
e.g. 5 * 5 five times give