Subtracting Mixed Number Fractions with Borrowing
By Pat Walker
In this learning activity you'll perform subtraction calculations using borrowing with mixed number fractions.
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.
By Roy Peterson
In this learning activity you'll identify and calculate the multiplication of monomials.
By Patrick Hoppe
Learners examine the Karnaugh map for a three-variable system. Several examples are given.
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.
Solving Equations: Properties of Equality
In this interactive object, learners examine the properties of equality and use those properties to solve simple equations.
Long Division - Step-by-Step
By Barbara Laedtke
In this learning activity you'll calculate the answers to long division problems.
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.
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.
By Barbara Anderegg
In this learning activity you'll examine how a sine bar is used to measure angles.
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.
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.
Adding Fractions With Unlike Denominators
By Tina Dietzman
Learners follow steps to add fractions with different denominators. They also review fraction concepts, do a drag-and-drop exercise involving fraction terms, and add fractions with common denominators.
Ratios and Proportions
In this interactive object, learners simplify ratios and solve problems using proportions. All terms are defined.
After a brief review, the student solves five practical shop problems using right angle trigonometry.
Converting Numbers from Standard Form to Engineering Notation
By Ron Wallberg
Learners convert a number from standard form to engineering notation.
Simplifying Algebraic Expressions: Addition & Subtraction
Learners read definitions of the terminology associated with algebraic operations and then follow steps to simplify algebraic expressions.
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.
Adding or Subtracting Algebraic Fractions
By Jim Cihak
Learners follow step-by-step instructions for finding the lowest common denominator for a group of algebraic fractions and then enter their answers to three problems. Immediate feedback is provided. This activity has audio content.
Simplifying Square Roots
In this learning activity you'll simplify square roots involving the product of a numeric and variable term.
Conversions in Nursing Math
By Barb Hummel
Learners quiz themselves on the conversion factors within and between the metric, apothecary, and household systems.
In this learning activity you'll solve systems of two linear equations in two unknowns by determinants.
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.
Plotting Points on a Coordinate System
By Francine Nettesheim
In this learning activity you'll identify points on a coordinate system.
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.