Science Struck
Science Struck: How to Use a Scientific Calculator
Presents detailed explanation of how to use the different key functions on a scientific calculator. Each function is accompanied by example problems with the steps for finding the solutions using the calculator. Includes diagram of...
Math Is Fun
Math Is Fun: Combinations and Permutations Calculator
By entering terms for how you want to combine items, you can use this calculator to determine all the different combinations and permutations you can have. For more advanced users, various rules are explained and how to use them.
Better Lesson
Better Lesson: Area and Perimeter Review Using Legos
Lesson plan in which students calculate area, build areas to a given amount, and calculate the perimeter with the use of Legos. Step by step instructions and videos are provided. CCSS.Math.Content.3.MD.C.7.c Use area models to represent...
Davidson College
Davidson College: Chemical Equilibria: Calculations With Reaction Stoichiometry
Explains the use of a reaction table when analyzing chemical equilibrium and presents a virtual experiment where the equilibrium constant of a chemical reaction is determined for different scenarios. Requires Java.
Calculator Soup
Calculator Soup: Two Dimensional Distance Calculator
Use this calculator to calculate the distance between 2 points by entering 2 sets of coordinates in the 3-dimensional Cartesian coordinate system, (X1, Y1, Z1) and (X2, Y2, Z2), to get the distance formula calculation for the 2 points...
Calculator Soup
Calculator Soup: Cube Calculator
Use this calculator to calculate unknown variables for a cube such as a side length, face diagonal, solid diagonal, surface area, and volume.
Calculator Soup
Calculator Soup: Adding and Subtracting Integers (Whole Numbers) Calculator
Use this calculator for adding and subtracting integers. Positive and negative whole numbers are integers. The calculator shows the work for the math and shows you when to change the sign for subtracting negative numbers.
Calculator Soup
Calculator Soup: Inflation Calculator
Use this calculator to find the equivalent buying power over time for an amount in US dollars.
Calculator Soup
Calculator Soup: Golden Ratio Calculator
Use this calculator to find values that satisfy the golden ratio where (A+B):A = A:B. Enter any ratio term to calculate the missing golden ratio values. The answer also includes two additional, equivalent sets of golden ratio terms based...
Calculator Soup
Calculator Soup: Scientific Notation Calculator
Use this calculator to add, subtract, multiply and divide numbers in scientific notation, E notation, or engineering notation. Answers are provided in three formats: scientific notation, E notation, and engineering notation.
Calculator Soup
Calculator Soup: Long Division Calculator With Remainders
Divide two numbers, a dividend and a divisor, and find the answer as a quotient with a remainder. Learn how to solve long division with remainders, or practice your own long division problems and use this calculator to check your answers.
Calculator Soup
Calculator Soup: Greatest Common Factor Gcf Calculator
Calculate GCF, GCD, and HCF of a set of two or more numbers and see the work using factorization. An interactive calculator, explanations, and examples are included.
TED Talks
Ted: Ted Ed: A Trip Through Space to Calculate Distance
Imagine two aliens racing across outer space to their moon. Who can we deem the fastest alien? With DIRT- or the equation Distance = Rate x Time- we can calculate their rates, using the distance they traveled and the time they took....
Council for Economic Education
Econ Ed Link: Exchange Rate Calculator
Use this exchange rate calculator to determine whether the U.S. dollar has appreciated or depreciated against other currencies.
Varsity Tutors
Varsity Tutors: Hotmath: Graphing Calculator Practice Problems Areas and Volumes
Practice using your graphing calculator for area and volume 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.
CK-12 Foundation
Ck 12: Stoichiometric Calculations
[Free Registration/Login may be required to access all resource tools.] Based on the balanced chemical equation, students will calculate the masses or moles of reactants or products generated in a given reaction. They will also convert...
Science Education Resource Center at Carleton College
Serc: Using Macroscale Measurements to Determine Microscale Quantities
In this guided inquiry activity, students will see how we can obtain information about the atomic world by making macro-scale calculations. Students will also use dimensional analysis to manipulate their measurements to achieve the...
Calculator Soup
Calculator Soup: Law of Cosines Calculator
Use the law of cosines to calculate unknown angles or sides of a triangle. In order to calculate the unknown values, you must enter 3 known values.
Calculator Soup
Calculator Soup: Prime Factorization Calculator
Use this prime numbers calculator to find all prime factors of a given integer number up to 1 trillion. This calculator presents prime factors of a number, prime decomposition in exponential form, CSV (comma separated values) list of...
Calculator Soup
Calculator Soup: Complex Fractions Calculator
A complex fraction is a fraction that contains another fraction. Use this Complex Fractions Calculator to do math and add, subtract, multiply and divide complex fractions. Fraction answers are provided in reduced form (lowest terms).
Calculator Soup
Calculator Soup: Loan Calculator
Use this loan calculator to determine your monthly payment, interest rate, number of months or principal amount on a loan. Find your ideal payment by changing loan amount, interest rate and term and seeing the effect on payment amount.
Calculator Soup
Calculator Soup: Fractions Calculator
Use this fraction calculator for adding, subtracting, multiplying and dividing fractions. Answers are fractions in lowest terms or mixed numbers in reduced form.
Calculator Soup
Calculator Soup: Rule of 72 Calculator
Use the Rule of 72 to estimate how long it will take to double an investment at a given interest rate. Divide 72 by the interest rate to see how long it will take to double your money on an investment.
Science Struck
Science Struck: Calculating Percent Difference
Explains and demonstrates how to calculate the percent difference using a formula.
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