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6th grade math knowledge map info

A lesson on adding and subtracting positive and negative numbers. Includes examples and helpful rules to remember

Integer Operations

In this video, Salman Khan of Khan Academy explains integer sums.

Great site to use to get a scientific calculator to solve or check your problems you are working on. Larger and easy to use.

Use a virtual balance to solve equations, including those with negative numbers.

Work on negative numbers in a fun way. Help Casey Runner cross the finish line by choosing positive or negative signs.

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

An overview of what integers, and rational and irrational numbers are.