Subtracting Mixed Number Fractions with Borrowing

By Pat Walker

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

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.

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.

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.

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.

Order of Operations

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.

Ratios and Proportions

By Allen Reed, Douglas Jensen

In this interactive object, learners simplify ratios and solve problems using proportions. All terms are defined.

Solving Trade Discount Problems

By David Nunenkamp

Learners follow a step-by-step process to solve trade discount problems. A short quiz completes the activity.

Stem and Leaf Plots

By Ann Krause

In this learning activity you'll create a stem and leaf plot.

Reading and Interpreting Bar Graphs

By Francine Nettesheim

In this learning activity you'll identify the various parts of a bar graph, read and interpret its data, and calculate the data to solve various application problems.

Long Division - Step-by-Step

By Barbara Laedtke

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

What Is a Radian?

By Roy Peterson

In this learning activity you'll explore a graphical depiction of a radian for angular measurement.

Karnaugh Maps

By Patrick Hoppe

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

Excel: Converting Radians to Degrees

Students read how to use the DEGREES() function to convert radians to degrees.

Multiplying Monomials

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

Gear Ratio Concepts

By James Bourassa

In this animated object, learners examine the concept of gear ratios. The number of teeth, diameters, and velocity relationships are discussed and calculated using linear ratio equations. A quiz completes the activity.

Simplifying Algebraic Expressions: Addition & Subtraction

Learners read definitions of the terminology associated with algebraic operations and then follow steps to simplify algebraic expressions.

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.

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.

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.

Sine Bar

By Barbara Anderegg

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

Solving Equations: Properties of Equality

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

Excel: Rectangular to Polar Conversion for the Phase Angle in Radians

The conversion from rectangular to polar mode phase angle in radians is demonstrated in Excel.

Complete the Square

By Cynthia Sanvidge

In this learning activity you'll practice calculating quadratic equations using the 'completing the square' method.

A Visual Approach To Simplifying Radicals

By Kevin Ritzman

In this animated object, learners follow a process for simplifying radicals.