CK-12 Foundation
Ck 12: Wave Speed Calculations
[Free Registration/Login may be required to access all resource tools.] Students investigate and analyze characteristics of waves, including velocity, and calculate the relationship between wave speed, frequency, and wavelength.
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.
Math Planet
Math Planet: Pre Algebra: Calculating the Area and the Perimeter
Gain an understanding of how to calculate the area and the perimeter by viewing examples and a video lesson. [1:13]
Science Struck
Science Struck: Calculation of Static Equilibrium: Case Studies
Explains the concept of equilibrium and what static equilibrium is, gives some examples, and models how to calculate static equilibrium through some problems with detailed solutions.
Khan Academy
Khan Academy: Expected Value With Calculated Probabilities
Find expected value based on calculated probabilities. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
PBS
Pbs: The Lowdown: Defining and Calculating Percents
Explore methods for calculating and comparing discounts in this video from KQED. In the accompanying classroom activity, students develop different strategies for calculating and comparing discounts, including percent off a price,...
Varsity Tutors
Varsity Tutors: Hotmath: Graphing Calculator Practice Problems: Proportions
Practice using your graphing calculator for solving proportion problems. 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 problem.
Texas Instruments
Texas Instruments: Addition Check With Calculators
Students will solve addition problems and use calculators to check their answers.
Other
Csg Network: Csg Surface Area Calculator
Use these calculator tools to find the surface area in cubic units of a cone, cube, cylinder, rectangular prism, or sphere.
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...
Homeschool Math
Homeschool Math: How to Calculate Percentages
Learn how to calculate percentages in this easy lesson.
Other
Gossman Consulting, Inc.: Turbulent Flow Calculator
The turbulent flow within a pipe may be calculated by entering the diameter, specific weight, viscosity, and velocity of a fluid. Interactive.
Calculator Soup
Calculator Soup: Age Calculator
Calculate the age of a person, place or anything else. This age calculator calculates age for a date of birth on any given date in years, months and days.
Calculator Soup
Calculator Soup: Volume Calculator
Use this online calculator to calculate the volume of geometric solids including a capsule, cone, frustum, cube, cylinder, hemisphere, pyramid, rectangular prism, sphere, and spherical cap.
Calculator Soup
Calculator Soup: Prime Number Calculator
This prime number calculator will find if a number is prime or composite. If it is composite the calculator will also find all of the factors of the composite number.
Calculator Soup
Calculator Soup: Quartile Calculator
This quartile calculator and interquartile range calculator finds first quartile Q1, second quartile Q2 and third quartile Q3 of a data set. It also finds median, minimum, maximum, and interquartile range.
Wyzant
Wyzant: Calculators Index
Online calculators will help you solve equations, factor, complete the square, simplify, graph, and substitute.
Calculator Soup
Calculator Soup: Mixed Numbers Calculator
Do math calculations with mixed numbers (mixed fractions) performing operations on fractions, whole numbers, integers, mixed numbers, mixed fractions, and improper fractions. This calculator can add, subtract, multiply and divide mixed...
Calculator Soup
Calculator Soup: Annulus Calculator
This online calculator will find the area, circumference, and radii of an annulus. With any 2 known variables, you can calculate the other 5 unknowns.
Calculator Soup
Calculator Soup: Percent to Fraction Calculator
This online calculator converts a percent to a fraction. If the percent value is greater than 100% it is converted into a mixed number fraction. Enter percents to convert them into fractions. The number you enter can also have decimal...
Calculator Soup
Calculator Soup: Circle Calculator
Use this circle calculator to find the area, circumference, radius, or diameter of a circle. Given any one variable A, C, r or d of a circle you can calculate the other three unknowns.
Calculator Soup
Calculator Soup: Momentum Calculator
Choose a calculation for momentum p, mass m or velocity v. Enter the other two values and the calculator will solve for the third in the selected units.
Calculator Soup
Calculator Soup: Isosceles Triangles Calculator
Use this calculator to find the sides, perimeter, area, semiperimeter, and altitude of an isosceles triangle.
Calculator Soup
Calculator Soup: Rounding Numbers Calculator
Rounding calculator teaches how to round numbers up or down to any decimal place. Choose ones to round a number to the nearest dollar. Choose hundredths to round an amount to the nearest cent.
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