Calculator Soup
Calculator Soup: Percent to Decimal Calculator
Input the percent value that you would like to convert to a decimal. This calculator divides by 100 to convert percents to decimal values.
Other
Quick Math: Numbers Percentages
This QuickMath activity changes percentages to decimals or fraction and vice versa. It also calculates a certain percent of a number or vice versa.
E-learning for Kids
E Learning for Kids: Math: Group of Pyramids: Fractions and Graphs
On this interactive website, students practice various math skills using a real-life scenario at the pyramids. Those skills include showing percentages as fractions and decimals and interpreting data in a sector graph.
Other
Mathpower: Math Fundamental Assignments
Math variety of concepts, this colorful website is sure to give your students the chance show what they know. Concepts covered include rounding, division with decimals, order of operations, ratio, percent, multiplication, and division of...
Khan Academy
Khan Academy: Rational Number Word Problems
Practice solving multi-step word problems. The numbers in these problems may be fractions, decimals, and percents. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Shodor Education Foundation
Shodor Interactivate: Lesson: Fraction Facts
The Shodor Education Foundation provides this lesson plan to introduce students to the basics of fractions including fraction operations and converting fractions both to decimals and percents. NCTM Standards are listed for this activity....
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.
That Quiz
Fracciones
Interactive practice tests dealing with fractions, decimals and percent. Students will be able to practice how to convert fraction to decimal, decimal to fraction, percent to fraction and fraction to percent.
Math Open Reference
Math Open Reference: Fraction
Learn about fractions with this site which offers detailed explanations and multiple examples. Topics covered include converting fractions to decimals, proper and improper fractions, vulgar fractions, percents, and how to type fractions...
Mangahigh
Mangahigh: Number: Find a Fraction of an Amount Simple Examples
Convert between fractions, percents, and decimals.
Mangahigh
Mangahigh: Number: Common Fractions Eighths
Convert between fractions, decimals, and percents to determine the equivalent.
Texas Instruments
Texas Instruments: Rational Timer
Students use the calculator to play a game that requires them to convert numbers to fractions, decimals, or percent quickly and accurately.
National Council of Teachers of Mathematics
Ntcm: Math Challenge: Perplexing Percentages
Test your bargin shopping skills by figuring out which discount offers the greatest savings. A one page activity from the NCTM Math Challenges for Families series that focuses on understanding and calculating percentages. Connections...
CK-12 Foundation
Ck 12: Arithmetic: Decimal Addition
[Free Registration/Login may be required to access all resource tools.] Add and subtract decimals with and without rounding
Math Is Fun
Math Is Fun: Percentages
The learning activity investigates percentages. Topics examined are converting percents to decimals, converting percents to fractions, and the percentage difference. Links to additional resources and a percentage calculator are included.
University of Cambridge
University of Cambridge: Nrich: The Magic Number and the Hepta Tree
Use your calculator to help you solve this challenge at this one page website. You can check your solution with only one click of the mouse.
CK-12 Foundation
Ck 12: Arithmetic: Comparison of Ratios in Decimal Form
[Free Registration/Login may be required to access all resource tools.] Write and compare ratios in decimal form