Shmoop University
Shmoop: Ratios & Percentages: Converting Percents to Decimals
The mathematics tutorial examines how to convert percents to decimals. Students learn about the concept through notes, examples, and practice problems.
Shmoop University
Shmoop: Ratios & Percentages: Converting Percents to Fractions
The mathematics tutorial examines how to convert percents to fractions. Students learn about the concept through notes, examples, and practice problems.
Mangahigh
Mangahigh: Number: Find a Fraction of an Amount Simple Examples
Convert between fractions, percents, and decimals.
CK-12 Foundation
Ck 12: Measurement: Scale Distances or Dimensions
[Free Registration/Login may be required to access all resource tools.] Recognize unit scale as a ratio between units of measure of scale dimension to actual dimension.
PBS
Pbs: Real Life Math: Physical Trainer
The general manager of a fitness center explains how numerical calculations, percentages, and ratios are critical to his job in this video from KAET. In the accompanying classroom activity, students explore percentages, fractions, and...
AAA Math
Aaa Math: Aaa Math Lessons
AAA Math's interactive tutorials and lessons assist students grades K-8 improve their understanding of a wide range of arithmetic topics. Students are provided with immediate feedback as they complete the "Learn," "Practice," and "Play"...
ClassFlow
Class Flow: Sales Tax
[Free Registration/Login Required] In this flipchart, students apply ratio, percent, and direct proportion in situations. Students solve problems involving percentages such as percent increase/decrease, tax, commission, and discount.
TeachEngineering
Teach Engineering: A Chance at Monte Carlo
At its core, the LEGO MINDSTORMS product provides a programmable microprocessor. Students use the EV3 processor to simulate an experiment involving thousands of uniformly random points placed within a unit square. Using the underlying...
McGraw Hill
Glencoe: Self Check Chapter Test Using Proportional Reasoning
The mathematics resource consists of an assessment with hints and solutions. Students answer questions that review proportional reasoning.
Mangahigh
Mangahigh: Number: Relate Fractions and Decimals
Express fractions as decimals and how they relate to each other.
PBS
Pbs: The Lowdown: Poverty Trends: What Does It Mean to Be Poor in America?
Use math to learn about changes in US wealth distribution and poverty rate over time in this interactive from KQED. In the accompanying classroom activity, students interpret the graphs and consider how the poverty rate spike following...
National Council of Teachers of Mathematics
Nctm: Figure This: Salaries
Use the information from the U.S. Census to determine if women will ever earn as much money as men.
Saddleback College
Algebra2 Go: Prealgebra
The resource consists of comprehensive learning tools such as class notes, video lectures, and templates through which students can review prealgebra topics.
Sophia Learning
Sophia: Measurement Comparisons: Lesson 3
This lesson explains how to compare measurements using ratios. It is 3 of 5 in the series titled "Measurement Comparisons."
Maths Challenge
Maths challenge.net: Blonde Hair Brown Eyes
A problem involving fractions to determine the fraction of people in a class that have brown eyes.