McGraw Hill
Glencoe: Self Check Quizzes 2 Percents and Decimals
Use Glencoe's Math Course 2 randomly generated self-checking quiz to test your knowledge of writing percents as decimals and decimals as percents. Each question has a "Hint" link to help. Choose the correct answer for each problem. At...
McGraw Hill
Glencoe: Self Check Quizzes 1 Percents and Decimals
Use Glencoe's randomly generated self-checking quiz to test your knowledge of percents and decimals. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check It"...
AAA Math
Aaa Math: All About Percents and Ratios
This AAA Math tutorial covers calculating percents, relationships of percents to fractions and decimals, and uses of percents.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Percents
Find a quick, concise explanation of percents. Many examples are given and clearly explained. Changing a percent to a decimal and a decimal to a percent are also both explained.
National Council of Teachers of Mathematics
The Math Forum: Calculating Sales Tax
Dr. Math is asked about calculating sales tax. A quick and easy to follow explanation of how it works using fractions, decimals, ratio, and percent.
Quia
Quia: Convert Decimals to Percents & Vice Versa Quiz 2
Use this quiz to assess your ability to convert a decimals to a percentages and vice versa. There is a link with information to review this skill if you have difficulty.