We need to be accurate to two decimal places (e.g. in a simple accounting package), scale everything up by 100, and convert it back to floating point as late as possible.
我们处理小数的时候要精心些,比方说我们在做一个简单的统计程序时,要限制结果不能超过100,要尽可能晚的把它转化成浮点数。
Convert the fraction 9/38 to a decimal. Round to four decimal places.
将分数9/38转换成小数。四舍五入到小数点后四位。
Is there an easier way to convert milliseconds to HH. MM (decimal)?
有没有更容易的方法来转换的毫秒hh . mm(十进制)?
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