A nice online maths tool for working out percentages. Just input the numbers. You can even embed it into your site.
http://ictmagic.wikispaces.com/Maths
Microsoft Mathematics provides a graphing calculator that plots in 2D and 3D, step-by-step equation solving, and useful tools to help students with math and science studies.
Microsoft Mathematics provides a graphing calculator that plots in 2D and 3D, step-by-step equation solving, and useful tools to help students with math and science studies. I wonder if it is as good as the graphing calculator that has been on Mac forever?
We all contribute to global warming every day. The carbon dioxide you produce by driving your car and leaving the lights on adds up quickly. You may be surprised by how much Co2 you are emitting each year. Calculate your personal impact and learn how you can take action to reduce or even eliminate your emissions of carbon dioxide.