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Lesson Plan

Or Means More

teaches Common Core State Standards CCSS.Math.Practice.MP2
teaches Common Core State Standards CCSS.Math.Content.7.SP.C.7
teaches Common Core State Standards CCSS.Math.Practice.MP8
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Big Ideas: We can compute the probability of either one of two outcomes happening by adding their probabilities together. The probability of a desired outcome increases if combined in an either/or statement which increases its ratio. Vocabulary: Complement, ratio, sample space, probability, outcome Special Materials: Paper and crayons to draw spiders or copy spiders from the document provided.
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