Unity Fractions/Unit Cancellation
By Terry Lark
In this learning activity you'll demonstrate how to use unity fractions to complete conversion calculations.
Subtracting Mixed Number Fractions with Borrowing
By Pat Walker
In this learning activity you'll perform subtraction calculations using borrowing with mixed number fractions.
Operations with Zero
By Allen Reed, Douglas Jensen
Learners review the basic math operations involving zero, emphasizing that division by zero is undefined. Examples are given.
Casio fx-260 Solar Calculator - Using the Keys
By Suzi Hunsader
In this learning activity you'll practice using the keys on the Casio fx-260 Solar Calculator.
Slope and Intercept on Graphing Calculators
By Ron Keys
The learner reads directions for finding the slope, intercept, and correlation coefficient for a group of ordered pairs using one of eight different scientific calculators.
Solving Equations: Properties of Equality
In this interactive object, learners examine the properties of equality and use those properties to solve simple equations.
Factoring by the Difference of Two Perfect Squares
By Roy Peterson
In this learning activity you'll factor problems using the difference of two perfect squares.
Multiplying Monomials
In this learning activity you'll identify and calculate the multiplication of monomials.
An Algorithm for Binary Subtraction
By Kevin Ritzman
Students use the Base Minus One Complement method to perform binary subtraction. This learning activity has audio content and immediate feedback.
Learn to Count by Common Radian Units
By Laura Shears
The target audience of this learning object is trigonometry students who have already learned what a radian is and have already derived the key values of the coordinates associated with common radian units, but now need to practice finding those values on the unit circle. The student does not need to know the definition of the six trig functions to do this activity.
Identifying Key Words in Math Problems
By Lori Pennock, Sharon Chase, Robin Horne, Danene Dusenske, Barbara Foye
In this learning activity you'll read key words that direct you to add, subtract, multiply, or divide.
Multiplying and Dividing Signed Numbers
By Mona Wenrich
Students read the rules used in multiplying and dividing signed numbers. They view examples and work practice problems.
Sine Bar
By Barbara Anderegg
In this learning activity you'll examine how a sine bar is used to measure angles.
Labeling a Right Triangle
In this learning activity you'll identify the sides of a right triangle with respect to the angles.
Order of Operations (Screencast)
By Barb Hummel
In this activity you'll calculate equations using the order of operations. You'll be introduced to what it is and how it works.
Practical Trigonometry (Screencast)
After a brief review, the student solves five practical shop problems using right angle trigonometry.
Gear Ratio Concepts (Screencast)
By James Bourassa
In this screencast, learners examine the concept of gear ratios. The number of teeth, diameters, and velocity relationships are discussed and calculated using linear ratio equations.
What Is a Radian?
In this learning activity you'll explore a graphical depiction of a radian for angular measurement.
The Normal Distribution and the Empirical Rule
By Jolene Hartwick
In this learning activity you'll use the Empirical Rule to calculate the percentages of data between two data points.
Excel: Rectangular to Polar Conversion for Magnitude
By Patrick Hoppe
Learners read how to convert complex numbers to their polar equivalent in Excel.
Statics - Trig: The Pythagorean Theorem Using a TI-36XCalculator
By Steve Whitmoyer
In this animated and interactive object, the learner uses a TI-36X calculator to solve for the magnitude of the resultant and of one of the component forces in a right triangle.
Factoring a Quadratic Trinomial
In this learning activity you'll factor an algebraic expression of the form AX(Squared) + BX + C using the FOIL technique.
Statistical Data Types
By Thomas Pomykalski
Learners read about the different uses of the word "data." They will test themselves on examples of data that is singular, plural, qualitative, quantitative, nominal, ordinal, interval, rational, discrete, or continuous.
Needs Vs. Wants
By Kristin Biekkola
In this learning activity you'll identify the difference between needs and wants related to building a personal budget.
Karnaugh Maps
Learners examine the Karnaugh map for a three-variable system. Several examples are given.