Least Common Multiple
By Barb Hummel
Learners practice a technique for finding the least common multiple of a group of numbers.
Multiplication of a String of Signed Numbers
By Mona Wenrich
Students read how to organize their work when multiplying more than two signed numbers. A review and practice problems complete the activity.
The Rectangular Solid
By Allen Reed, Douglas Jensen
Learners study the properties of a rectangular solid and use geometric formulas to find volume and surface area.
In this animated activity, learners read the definition of a parallelogram and then find the perimeter and area of parallelograms in practice problems.
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.
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.
Solving Equations that Contain Algebraic Fractions
By Jim Cihak
Learners use the lowest common denominator to simplify and then solve equations with algebraic fractions. Immediate feedback is provided. This animated object has audio content.
Plotting Points on a Coordinate System
By Francine Nettesheim
In this learning activity you'll identify points on a coordinate system.
Excel: Converting Radians to Degrees
By Patrick Hoppe
Students read how to use the DEGREES() function to convert radians to degrees.
An Algorithm for Converting an Octal Number to a Decimal Number
By Kevin Ritzman
Learners examine two methods for converting an octal number to a decimal number. Exercises are provided at the end of the learning object.
What Is a Radian?
By Roy Peterson
In this learning activity you'll explore a graphical depiction of a radian for angular measurement.
Identifying Engineering Notation
By Ron Wallberg
The learner will represent very large and very small numbers in engineering notation.
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.
By Michele Williams
In this learning activity you'll use the Pythagorean Theorem to calculate the lengths of the legs and hypotenuse of a right triangle.
Buying a Car: What It Really Costs with Finance Charges
In this learning activity you'll calculate the difference in the total cost of a new car when using cash and when paying for the car with a 60-month loan.
In this learning activity you'll calculate exponents. You'll practice breaking down exponents and calculating the results.
Subtracting Fractions with Unlike Denominators
By Bill Truttschel
In this animated and interactive object, learners view two examples of how to subtract fractions with unlike denominators and then work five similar problems.
Solving Percent Problems Using the Grid Method
By Laurie Jarvis
In this learning activity you'll calculate percentages using a grid to solve problems.
Math Reasoning: The Parts Room
By Dave Bunnow, Rosie Bunnow
Learners apply math problem-solving skills in a workplace simulation. This learning object has audio content.
Binary to Decimal Number Conversion
In this learning activity you'll practice calculating the between the binary number system and the decimal number system.
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: Multiplication
Learners read definitions of the terminology associated with algebraic operations and then follow steps to use the fundamental laws of multiplication to simplify algebraic expressions.
Learners examine the properties of a triangle and work practice problems to find a triangle's perimeter and area.
Stem and Leaf Plots
By Ann Krause
In this learning activity you'll create a stem and leaf plot.
The Standard Normal Distribution
In this learning activity you'll calculate the numeric value of an area when given the z scores.