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。

youdao

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。

youdao

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)？

youdao