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Interactive Learning Sites for Education: Decimals
A large collection of links to interactive activities and games on the topic of decimals.
Calculator Soup
Calculator Soup: Percent to Fraction Calculator
This online calculator converts a percent to a fraction. If the percent value is greater than 100% it is converted into a mixed number fraction. Enter percents to convert them into fractions. The number you enter can also have decimal...
Math Planet
Math Planet: Pre Algebra: Ratios and Percent: Rates and Ratios
Explains what rates and ratios are and how they are different. Shows how to solve an example problem about ratios and presents a video demonstrating how to show a ratio as a fraction or a decimal. [1:52]
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.
National Council of Teachers of Mathematics
Nctm: Illuminations: Fraction Models
Numerator values can be set for 0-20. Denominator values restricted to 1, 2, 4, 5, 8, 10 and 20. Use this interactive tool to show a fraction. Adjust both the denominator and numerator and see a visual representation as a part of a...
Math Slice
Math Slice: Percentage Worksheets
This tool allows you to create worksheets where learners rewrite numbers as decimals, percents and fractions.
CK-12 Foundation
Ck 12: Probability: Measurement of Probability Grade 7
[Free Registration/Login may be required to access all resource tools.] Write and predict theoretical probability using fractions, decimals and percents.
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: Fracciones, Decimals Y Porcentajes
This interactive activity deals with the concepts of fractions, comparing fractions, all different arithmetic operations with fractions, converting a fraction to a decimal form and all different calculation with percents.