Math Planet
Math Planet: Calculating With Decimals and Fractions
Gain an understanding of how to calculate with decimals and fractions by viewing an example and a video lesson.
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.
National Council of Teachers of Mathematics
Nctm: Figure This: Body Mass What's Your Index? (Pdf)
If you like tackling formulas, then this math challenge is for you. See if you can calculate Helix's BMI (body mass index) and find out if his health is at risk. A one page NCTM Math Challenges for Families activity that engages learners...
Education Development Center
Tune in to Learning: Multiple Percents
Have you ever seen an item that you wanted on sale for 15% of its original price? Have you tried to figure out what the sale price would be? Using this interactive lesson from T.V. 411, you can learn to calculate discounts with percentages.
Other
Math Celebrity: Decompose Fraction Calculator
A simple tool where you insert a fraction into the box and see the different ways that it can be decomposed.
Calculator Soup
Calculator Soup: Ratio Simplifier
Use this calculator to simplify ratios of the form A : B. A or B can be whole numbers, integers, decimal numbers, fractions or mixed numbers. They can be different types, for example, one fraction and one decimal. The ratio values can be...
abcteach
Abcteach: Select a Math Problem Type
Generate worksheets for math problems ranging from simple addition problems to place value with expanded notation for free. Your choice of font, font size, color and landscape when printing.
Oswego City School District
Regents Exam Prep Center: Counting Activity With Percents
The learning activity explores percents. Students calculate percents using a table and answer questions on the math concept.
Cuemath
Cuemath: Percentages
A comprehensive guide for learning all about percentages with definitions, how to calculate them, solved examples, and practice questions.