University of Cambridge
University of Cambridge: Nrich: What's Left?
On this one page website sharpen your logic and factor recognition skills while working on this challenge. The solution is available to double check your solution.
University of Cambridge
University of Cambridge: Nrich: Round and Round the Circle
Learn multiplication with this dial star exercise. Predict what shapes you will get with different numbers.
Other
Visual Fractions: Rename in Higher Terms With Circles
Practice renaming fractions in higher terms using circle fractions, in this Java applet interactive game. A simple activity for most. However, if you get stuck, see the detailed, directions and examples that are included.
NumberNut
Number Nut: Ordering Operations With Parentheses
A thorough lesson on order of operations that includes detailed examples and related vocabulary.
ClassFlow
Class Flow: Factoring, Prime and Composite
[Free Registration/Login Required] This flipchart defines factors, prime number, and composite numbers. It gives step-by-step instructions on how to list all the factors of a whole number and then identify the number as a prime number or...
Sophia Learning
Sophia: Dividing With Scientific Notation: Lesson 3
This lesson demonstrates how to divide with scientific notation. It is 3 of 15 in the series titled "Dividing with Scientific Notation."
Purple Math
Purplemath: Factoring Numbers
Visit Purplemath.com for a lesson on finding the prime factorization of numbers. Numerous examples are worked through step by step.
Purple Math
Purplemath: The Rational Roots Test
Demonstrates how to use the Rational Roots Test to list possible fractional solutions for polynomials.
Visual Fractions
Visual Fractions: Rename in Higher Terms With Lines
Rename fractions in higher terms with this interactive module. Number lines are used for fractional representations. Detailed instructions, practice opportunity, and immediate feedback provided for this concept....
Virtual Nerd
Virtual Nerd: Interpret Parts of an Expression
A series of short video tutorials on several algebra topics for students to get a basic understanding of the concept. These video cover variables, coefficients, constants, terms, factors, and numerical and algebraic expressions.
National Council of Teachers of Mathematics
Nctm: Figure This: Tournaments
Math activity challenges you to find out how many more games need to be played in the modern 1999 NCAA tournament during March Madness than in 1985?
Math Aids
Math Aids: Factors Worksheets
Great resource for learning and practicing fractions and their different operations. Math worksheets are printable, may be customized, and include answer keys.
Quia
Ixl Learning: Prime and Composite Numbers
Brush up on your math skills relating to prime and composite numbers then try some practice problems to test your understanding.
Quia
Ixl Learning: Multiples
Brush up on your math skills relating to multiples then try some practice problems to test your understanding.
Mocomi & Anibrain Digital Technologies
Mocomi: What Are Factors and Multiples?
Explores factors and multiples and the difference between them.
Mocomi & Anibrain Digital Technologies
Mocomi: What Is a Factor in Math?
Explains common factor, greatest common factor, and lowest common factor.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Perfect Numbers
Find a quick, concise explanation of perfect numbers. Examples are given and clearly explained.