PBS
The Lowdown — Living Wages in CA: Ratio and Rate in the Real World
How much money is enough money? Future wage earners explore the minimum hourly wage and then use it to calculate monthly and yearly earnings. They use an interactive to consider living costs and determine whether earning a minimum wage...
Other
Mainland Aggregates, Ltd: Many Uses of Sand
This infographic includes a calculation for how many grains of sand are on the Earth. It discusses what sand is, its history of use by humans, and its many uses in modern times.
Sophia Learning
Sophia: Trigonometric Values From a Calculator: Lesson 2
This lesson will illustrate how to use a calculator to find the value of a trigonometric value. It is 2 of 5 in the series titled "Trigonometric Values from a Calculator."
Other
Seton Hall University: Using Mass Percent
Slides in presentation show how to use mass percent to calculate empirical and molecular formulas.
Sophia Learning
Sophia: Density Calculations: Lesson 2
This lesson will demonstrate how to calculate density to the correct number of signficant figures using experimental measurements. It is 2 of 3 in the series titled "Density Calculations."
Sophia Learning
Sophia: Density Calculations: Lesson 3
This lesson will demonstrate how to calculate density to the correct number of signficant figures using experimental measurements. It is 3 of 3 in the series titled "Density Calculations."
Sophia Learning
Sophia: Calculating Heat: Lesson 3
This lesson will give a brief introduction to calculating heat (Q) by using mass, specific heat, and change in temperature. It is 3 of 4 in the series titled "Calculating Heat."
Sophia Learning
Sophia: Calculating Kinetic Friction: Lesson 2
This lesson demonstrates how to make calculations using kinetic friction. It is 2 of 2 in the series titled "Calculating Kinetic Friction."
Sophia Learning
Sophia: Calculating Static Friction: Lesson 2
This lesson demonstrates how to make calculations using static friction. It is 2 of 2 in the series titled "Calculating Static Friction."
Northeast Parallel Architectures Center, Syracuse University
Npac Reu Program: Slope
This Northeast Parallel Architecture Program, Syracuse University site explains and illustrates by using the changes in the values of x and y you can determine the slope of a line.
Sophia Learning
Sophia: Adding With Significant Figures
A brief presentation helping the learner understand how many significant figures to use when adding numbers.
Math2
Math2.org: Number Notation
At this website from Math2.org you will find tables with information about number words, meanings, and the symbols used to express them. At the very bottom there is also a Java Base Conversion Calculator.
Curated OER
Integrated Publishing: Efficiency and Calculating Power
Explains how much power is needed to accomplish a task in a specific time. Uses efficiency and power to find the power rating of a motor for a specific application.
Curated OER
Integrated Publishing: Efficiency and Calculating Power
Explains how much power is needed to accomplish a task in a specific time. Uses efficiency and power to find the power rating of a motor for a specific application.
National Council of Teachers of Mathematics
The Math Forum: Lines and Slope: Chameleon Graphing
Join Joan the chameleon in an exploration of lines and slope. You'll be drawing lines, calculating slope, using equations and more!
Northwestern University
Northwestern University: Measuring Plate Motions [Pdf]
This slideshow gives an advanced-level explanation of how to calculate the distance that tectonic plates move by using Physics formulas and concepts. Includes a discussion of marine magnetic anomalies and how these impact plate movement....
Sophia Learning
Sophia: Introduction to Estimating: Lesson 3
This lesson should help a learner understand why estimates are used when making calculations. It is 3 of 4 in the series titled "Introduction to Estimating."
Sophia Learning
Sophia: Momentum: Lesson 4
This lesson will introduce the concept of momentum, explaining what it is and how it can be calculated by using an object's mass and velocity. It is 4 of 4 in the series titled "Momentum."
Curated OER
A Compound Microscope
Learn how to calculate the total magnification of a microscope on this concise site. Links to making a slide, questions on the use of the microscope, and other related microscope topics are included on this site.
Curated OER
Zona Land: Trigonometry Right Triangles
Introduction to right triangles and how to solve them using trigonometric functions. Very nice interactive demonstration of what happens when the angle measurements change and how it effects the calculations. This visual might be just...
Curated OER
Zona Land: Trigonometry Right Triangles
Introduction to right triangles and how to solve them using trigonometric functions. Very nice interactive demonstration of what happens when the angle measurements change and how it effects the calculations. This visual might be just...
Curated OER
Zona Land: Trigonometry Right Triangles
Introduction to right triangles and how to solve them using trigonometric functions. Very nice interactive demonstration of what happens when the angle measurements change and how it effects the calculations. This visual might be just...
Curated OER
Zona Land: Trigonometry Right Triangles
Introduction to right triangles and how to solve them using trigonometric functions. Very nice interactive demonstration of what happens when the angle measurements change and how it effects the calculations. This visual might be just...
Curated OER
Science Kids: Science Images: Abacus
A photo of an abacus. Also known as a counting frame, the abacus has been an important tool for making calculations for thousands of years, and is still used in many places today. This particular example is a Russian abacus.
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