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.

Fundamental Laws of Algebra

By Allen Reed, Douglas Jensen

Learners review the fundamental laws of algebra including the commutative law of addition, the commutative law of multiplication, the associative law of addition, the associative law of multiplication, and the distributive law. Examples are given.

Subtracting Mixed Number Fractions with Borrowing

By Pat Walker

In this learning activity you'll perform subtraction calculations using borrowing with mixed number fractions.

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.

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.

Measuring Length in the Metric System

By Nabila Dahche

In this learning activity you'll explore how units in the metric system are related to each other and practice locating measurements on a metric line.

Unity Fractions/Unit Cancellation

By Terry Lark

In this learning activity you'll demonstrate how to use unity fractions to complete conversion calculations.

How to Convert from One Unit to Another in the Metric System

In this learning activity you'll practice converting from one metric unit to another.

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.

Multiplying Monomials

In this learning activity you'll identify and calculate the multiplication of monomials.

Sine Bar

By Barbara Anderegg

In this learning activity you'll examine how a sine bar is used to measure angles.

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.

Karnaugh Maps

By Patrick Hoppe

Learners examine the Karnaugh map for a three-variable system. Several examples are given.

Solving Percent Problems Using a Pyramid Grid

By MarQulyn McKinney

Students use the pyramid method to solve percent problems. The pyramid grid provides a visual way to set up the equation.

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.

The Normal Distribution

By Jolene Hartwick

In this learning activity you'll explore normal distribution and enter values for the mean and the standard deviation of normally distributed data and observe the resulting changes in the shape of the normal curve.

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.

Solving Equations: Properties of Equality

In this interactive object, learners examine the properties of equality and use those properties to solve simple equations.

Learning to Use the Casio fx-260 Solar Calculator

By Suzi Hunsader

In this learning activity you'll explore the keys on the Casio fx260 Solar Calculator.

Changing a Decimal to a Fraction

By Mona Wenrich

In this learning activity you'll explore how to change a decimal to a fraction and learn a method to visually check the fraction for accuracy.

The Normal Distribution and the Empirical Rule

In this learning activity you'll use the Empirical Rule to calculate the percentages of data between two data points.

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.

Cramer's Rule

In this learning activity you'll solve systems of two linear equations in two unknowns by determinants.

Long Division - Step-by-Step

By Barbara Laedtke

In this learning activity you'll calculate the answers to long division problems.

The Difference Between -(6)Squared and (-6)Squared

By Arlene Smith

In this learning activity you'll calculate problems using the negative both inside and outside of the parenthesis.