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...
Sophia Learning
Sophia: Percent Difference Calculations Ii
This guided example demonstrates how to find the density of a substance, and then compare the calculation to the density listed in reference sources.
NOAA
Noaa: Solar Calculators
This resource allows users to find sunset/sunrise calculations based on latitude and longitude for various locations. Provides a glossary of related terms and an explanation of their calculations.
Other
Usps: Domestic Rate Calculator
Here is a chart compiled by the United States Postal Service that determines how much postage is required for a letter, large envelope, postcard, and etc. Many links. Link to International Rate Calculator.
Sophia Learning
Sophia: Calculating Forces: Lesson 3
This lesson will explain how to calculate net forces on an object being pushed or pulled. It is 3 of 4 in the series titled "Calculating Forces."
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: Percent Difference Calculations: Lesson 3
This lesson will demonstrate how to compare a calculated density from and experiment to the "actual" density reported in reference sources. It is 3 of 3 in the series titled "Percent Difference Calculations."
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."
Sophia Learning
Sophia: Calculating Acceleration: Lesson 5
This lesson will explain that acceleration can be calculated by taking change in velocity divided by change in time. It is 5 of 5 in the series titled "Calculating Acceleration."
Sophia Learning
Sophia: Calculating Forces: Lesson 4
This lesson will explain how to calculate net forces on an object being pushed or pulled. It is 4 of 4 in the series titled "Calculating Forces."
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."
Curated OER
Science Kids: Science Images: Basic Calculator
This photo shows a basic calculator sitting on a desk. The value of Pi is written to five decimal places on the screen.
National Weather Service
Noaa: National Weather Service: The New Improved "Wind Chill Index"
This resource provides a wind chill table and wind chill calculator. There is also an explanation for the changes that have occurred for calculating wind chill.
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.
Calculator Soup
Calculator Soup: Fractions Number Line Chart
Fractions Proportion Scale from 0 to 1 in increments of 16ths, 15ths, 14ths, 13ths, 12ths, 11ths, 10ths, 9ths, 8ths, 7ths, 6ths, 5ths, 4ths, thirds and halves
Calculator Soup
Calculator Soup: Fractions Table
Table shows incremental ordering of fractions with decimal and percentage equivalents.
Calculator Soup
Calculator Soup: Inverse Trigonometric Function Graphs
Shows images of inverse trigonometric function graphs.
Calculator Soup
Calculator Soup: Trigonometric Function Graphs F(x)
Images of trigonometric function graphs.
Calculator Soup
Calculator Soup: Usd United States Dollar Currency Conversion
Chart shows up to date USD currency exchange rates.
Curated OER
The First Mechcanical Calculator:
Blaise Pascal, the seventeenth-century French mathematician, thinker, and scientist, built the first mechanical adding machine in 1642 based on a design described by Hero of Alexandria (2 CE) to add up the distance a carriage traveled.
Curated OER
Graphing Calculator T1 81 Click to Enlarge
This Smithsonian article traces the teaching of math in America through "Slates, slide rules, and software." Includes sections on The Early Republic, The World Stage, The Cold War, The Information Age, and Resources.
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