Identifying Engineering Notation
By Ron Wallberg
The learner will represent very large and very small numbers in engineering notation.
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.
An Algorithm for Converting a Decimal Number to an Octal Number
By Kevin Ritzman
In this animated object, learners examine a systematic method for converting a decimal number (base 10) into an octal number (base 8).
Changing a Decimal to a Fraction (Screencast)
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 Parallelogram
In this animated activity, learners read the definition of a parallelogram and then find the perimeter and area of parallelograms in practice problems.
Identifying the Number of Significant Digits
Learners will identify the number of significant digits in practice problems.
Cramer's Rule
By Roy Peterson
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.
Excel: Entering a Complex Number
By Patrick Hoppe
Learners examine the complex number function to convert real and imaginary coefficients into a complex number.
Learning About Your Earnings (Screencast)
By Michele Williams
In this learning activity you'll practice reading and interpreting a paychecks and paycheck stub.
The Right Circular Cylinder
Learners study the properties of a right circular cylinder and use geometric formulas to find volume and surface area.
The TI-83 Plus Calculator: Using the LOG Function
Students follow the correct keystrokes to calculate the logarithm of a number.
Statics - Trig: The Pythagorean Theorem
By Steve Whitmoyer
In this interactive object, learners use the Pythagorean Theorem to calculate forces.
The Triangle
Learners examine the properties of a triangle and work practice problems to find a triangle's perimeter and area.
Buying a Car: What It Really Costs with Finance Charges (Screencast)
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.
What I Want Now....The Hidden Costs of Rent-to-Own
By Kristin Biekkola
In this learning activity you'll analyze the costs of rent-to-own buying plans and compare those plans to other consumer strategies.
Excel: Converting Radians to Degrees
Students read how to use the DEGREES() function to convert radians to degrees.
Adding Fractions With Unlike Denominators (Screencast)
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.
Simplifying Ratios With Fractions
In this learning activity you'll review sample problems and practice simplifying ratios.
Fraction Basics
By Mary LeBrun
In this learning activity you'll identify fractions and view illustrations of fractions.
Strength of Materials: The Centroid of a Circle
In this animated and interactive object, learners calculate the area and centroid of a circle.
Statics - Trig: The Law of Sines Using a TI-86 Calculator
In this interactive and animated object, learners apply the Law of Sines to determine forces using a TI-86 calculator.
The Area Under the Standard Normal Distribution
By Jolene Hartwick
In this learning activity you'll identify and calculate the area under the normal curve specified by given z-scores.
The TI-83 Plus Calculator: The Power Function
Learners examine how to raise a number to a power using the TI-83 Plus calculator. Sample problems are given using both real and complex numbers.
The Cube
Learners study the properties of a cube and use geometric formulas to find volume and surface area.