Percent is parts per hundred. It is a Latin word which means ‘per hundred’.
What AP Style Percent Suggests?
According to AP Style, you should not use the symbol (%) for percent. It is necessary to spell out the whole word and use figures with it.
• 20 percent of the students were absent yesterday.
• Do you want me to give you 30 percent of my shares?
> If there is more than one figure in a sentence then, you should repeat the word ‘percent’.
• He ordered the workers to give him 5 percent to 25 percent of their savings.
Note: You should precede the decimal with a zero, if the amount is less than 1 percent. For example,
• Wages and salaries increased 0.5 percent, benefits 0.4 percent. (Salt Lake Tribune)