how to calculate percentage of a number in javascript?
["You divide the number you you want to get the percentage for by the number you're getting the percentage of, then multiply it by 100 and do a Math. ... ", 'var wholePercent = Math.floor(3/9*100);', 'To turn it into a function:', 'function getWholePercent(percentFor,percentOf) ... ', 'call it like this:', 'var wholePercent=getWholePercent(3,9);']