Percent and decimals

Convert Percents to Decimals
http://www.mathsisfun.com/converting-percents-decimals.html 8.17.2011

Just move the decimal point 2 places to the left and remove the "%" sign!

Converting From Percent to Decimal

http://www.mathsisfun.com/images/grid-50-100.gif

 

Percent means "per 100", so 50% means 50 per 100, or simply 50/100.

If you divide 50 by 100 you get 0.5 (a decimal number).

So, to convert from percent to decimal: divide by 100, and remove the "%" sign.

 

 

 

 

The Easy Way

The easy way to divide by 100 is to move the decimal point 2 places to the left, so

From Percent

To Decimal

 

http://www.mathsisfun.com/images/percent-to-decimal.gif

move the decimal point 2 places to the left, and remove the "%" sign.

 

Example: Convert 8.5% to decimal

Move the decimal point two places to the left: 8.5 -> 0.85 -> 0.085

Answer 8.5% = 0.085

 

Question 1 Question 2 Question 3 Question 4  

http://www.khanacademy.org/video/percent-and-decimals?playlist=Arithmetic