Better Lesson
Better Lesson: Rewriting Formulas
In this instructional activity, students explore "real-life" resources that make use of literal equations (rewriting known formulas) to help make people's lives easier. Students will use Excel to design formulas that find a specific...
CK-12 Foundation
Ck 12: Algebra: Formulas for Problem Solving
[Free Registration/Login may be required to access all resource tools.] Calculate distances, rates and times by using formulas
Department of Defense
Do Dea: Spreadsheet Software: M2: L2: Shortcuts Anyone? Calculate With Functions
In Module 2 Lesson 2 of this course on spreadsheets, students learn how to use the built-in functions in Excel so that they don't have to retype a formula each time they use it. Includes slideshow tutorials.
Other
The Coordinate Plane: Graphs & Graphing Calculators
Site provides exercises for graphing on the coordinate plane including distance formula, midpoint formula, graphs of equations, and graphing using a calculator.
CK-12 Foundation
Ck 12: Chemical Formulas
[Free Registration/Login may be required to access all resource tools.] Students will use a chemical formula or mass data to calculate the percent composition of a compound, and then calculate the empirical or molecular formula for a...
Goodwill
Gcf Global: Excel Formulas: Simple Formulas
One of the most powerful features in Excel is the ability to calculate numerical information using formulas. Just like a calculator, Excel can add, subtract, multiply, and divide. In this lesson, we'll show you how to use cell references...
Science Struck
Science Struck: How to Calculate Percentage Increase
Explains and demonstrates how to calculate the percentage increase from year to year and how to calculate it using an Excel spreadsheet.
Other
Calculator.net: Volume Calculator
Use these calculator tools to find the volume, in your choice of units, of a sphere, cone, cube, cylinder, rectangular prism, capsule, ball cap, conical frustum, ellipsoid, or square pyramid. Includes a reference section listing formulas...
Other
Calculator.net: Surface Area Calculator
Use these calculator tools to find the surface area, in your choice of units, of a sphere, cone, cube, cylinder, rectangular prism, capsule, ball cap, conical frustum, ellipsoid, or square pyramid. Includes a reference section listing...
Math Is Fun
Math Is Fun: Compound Interest Calculator
A calculator based on the compound interest formula that can be used to determine the Present Value, the Future Value, the Interest Rate, or the Number of Periods. You can select the type of compounding, the effective annual rate, and...
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!
Texas Instruments
Texas Instruments: Calculating the Area of a Triangle Using Heron's Formula
Students will measure the lengths of the sides of three different triangles and apply Heron's Formula to calculate the area in acres. The measurements for this activity may be done outside or, using a specified scale, completed inside....
Other
Seton Hall University: Using Mass Percent
Slides in presentation show how to use mass percent to calculate empirical and molecular formulas.
Varsity Tutors
Varsity Tutors: Hotmath: Graphing Calculator Practice Problems: Geometry
Practice using your graphing calculator for geometry problems, including the use of the Pythagorean Theorem and the distance formula. If you get stumped or if you would like to check your work, then select the View Solution button, which...
Texas Instruments
Texas Instruments: From Here to There Applications of the Distance Formula
In this activity, students' will use a pair of motion detectors to record the cartesian coordinates of a rod moving in a star-shaped pattern and calculate the distances moved between the vertices of the star. They also compare these...
Varsity Tutors
Varsity Tutors: Hotmath: Graphing Calculator Practice Problems: Point, Line, Planes, Angles
Practice using your graphing calculator for drawing and labeling points, lines, planes, and angles. If you get stumped or if you would like to check your work, then select the View Solution button, which is located directly under each...
CK-12 Foundation
Ck 12: Percent Composition and Empirical & Molecular Formulas
[Free Registration/Login may be required to access all resource tools.] In this online tutorial students will learn to calculate the percent composition of a compound either from mass data or from the chemical formula. They will use...
Department of Defense
Do Dea: Spreadsheet Software: M3: L2: In the Library: Calculate With Functions
In Module 3 Lesson 2 of this course on spreadsheets, students learn about naming cells and cell ranges and how a name moves with the range it is attached to. Names can also be used in constructing absolute cell reference formulas....
University of Illinois
University of Illinois: Calculation of Triangle Area
Discusses how to find the area of a triangle using Heron's formula and provides interactive examples and problems you can solve.
Science Struck
Science Struck: Molarity Formula
Explains what molarity is and how to calculate it using the molarity formula.
Science Struck
Science Struck: Horsepower Formula
Explains what is meant by horsepower, where the term originated, and demonstrates how to use the formulas for calculating the horsepower of a car and an electric motor. Conversion formulas are also provided. Includes interactive...
Education Development Center
Tune in to Learning: Get Going With Rate
Explore the concepts of rate, distance, and speed in this interactive lesson. Discover how to use formulas to solve word problems and calculate salaries. A concise lesson with excellent examples, connections to real world experiences,...
Science Struck
Science Struck: Understanding Molarity and How to Calculate It
Explains what molarity is and how to calculate the molarity of a solution using a formula. Includes example problems.
Science Struck
Science Struck: Formula for Force
Explains what force is and the formulas used to calculate it in different scenarios.