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Subtopic: Addition

Change grade range

Resource	Grade Level	Media Type
Competing for the Northern Hemisphere Games In this video from Cyberchase, Harry must score a total of 50 points in various events to qualify for the Northern Hemisphere games in New Orleans.	4-8	QuickTime Video
Estimating Greeting Card Sales In this video segment from Cyberchase, Harry tries to calculate the total amount of money he has earned by selling greeting cards.	3-6	QuickTime Video
Introduction to Negative Numbers Students are introduced to the concept of negative numbers through simple equations and the use of a number line that is extended beyond zero in the negative (left) direction.	4-8	Lesson Plan
Planning a Budget Students practice column addition and lining up decimal points in the context of money while they watch a video segment. Assessments provide more practice adding numbers in columns, and students troubleshoot an error in misaligned decimal addition.	3-5	Lesson Plan
Summing Integers:Positive and Negative Students add, subtract and compare positive and negative integers.	4-8	Lesson Plan