So, here's the secret formula to converting a whole number into a percent: you take the whole number, and then you divide it by 100. Yep, that's it - it's like magic, I tell ya! If you want to convert 5 into a percent, you'd just write it as 5%, and if you want to convert 50, you'd write it as 50% - easy peasy!
But, what if you want to convert a decimal into a percent? Well, that's where things get a little tricky. Let's say you have the decimal 0.5, and you want to convert it into a percent. You'd multiply it by 100, and then you'd get 50% - voilà! It's like having a math superpower!
Now, I know what you're thinking - what about fractions? Can I convert those into percents too? The answer is, absolutely! Let's say you have the fraction 1/4, and you want to convert it into a percent. You'd divide the numerator by the denominator, and then you'd multiply by 100 - and you'd get 25%!
3 Ways to Convert to Percentage - wikiHow