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FunBrain.com

6th grade math knowledge map info
StudyStack

Test how well you know fourthgrade math vocabulary
StudyStack

This activity takes students through the process of making a factor tree for one or two numbers. If the two numbers option is selected, the student is also guided to find their LCM and GCF. The program allows the student to check answers each step of the way.
Math Playground

A stepbystep method to using prime factorization to find the Least Common Multiple.
Factoring  Least Common Multiple from Math.com

A stepbystep description of how to use the prime factorization method to find the greatest common factor.
Factoring  Greatest Common Factor on Math.com

AAA Math features a comprehensive set of interactive arithmetic lessons. Unlimited practice is available on each topic which allows thorough mastery of the concepts. A wide range of lessons (Kindergarten through Eighth grade level) enables learning or review to occur at each individual's current level.
Immediate feedback prevents practicing and learning incorrect methods, which is a common result of traditional homework and worksheets. Practice can continue as long as desired in a nonthreatening format which helps build selfesteem and confidence.
AAA math

A list of divisibility rules and examples of how to apply them.
Math is Fun
