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Published byRalph Montgomery Modified over 8 years ago
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AGENDA 10/27/2015 (43 MIN) Prelude (15 min) Lesson (20 min) Synthesis (8 min)
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BRAIN BENDER
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What is a Ratio? A ratio is a comparison of two numbers. Ratios can be written in three different ways: a to b a:b Because a ratio is a fraction, b can not be zero Ratios are expressed in simplest form
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Now, on to proportions! What is a proportion? A proportion is an equation that equates two ratios The ratio of dogs and cats was 3/2 The ratio of dogs and cats now is 6/4=3/2 So we have a proportion :
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More examples… = = = = =
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Properties of a proportion? 2x6=12 3x4 = 12 3x4 = 2x6 Cross Product Property
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SYNTHESIS OF LEARNING Write down three things you learned today. Write down tonight’s homework. Extra time = Quiet work time
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AGENDA 10/28/2015 (43 MIN) Prelude (15 min) HW Check (5 min) Lesson (15 min) Synthesis (8 min)
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NOTES RATES RATIOS PROPORTIONS
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What is a Ratio? A ratio is a comparison of two numbers. Ratios can be written in three different ways: a to b a:b Because a ratio is a fraction, b can not be zero Ratios are expressed in simplest form
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Now, on to proportions! What is a proportion? A proportion is an equation that equates two ratios The ratio of dogs and cats was 3/2 The ratio of dogs and cats now is 6/4=3/2 So we have a proportion :
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More examples… = = = = =
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Properties of a proportion? 2x6=12 3x4 = 12 3x4 = 2x6 Cross Product Property
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SYNTHESIS OF LEARNING Write down three things you learned today. Write down tonight’s homework. Extra time = Quiet work time
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AGENDA 10/29/2015 (43 MIN) Prelude (15 min) Lesson (20 min) Synthesis (8 min)
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MATH VOCABULARY Rate Ratio Proportion Undefined
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SYNTHESIS OF LEARNING Write down three things you learned today. Write down tonight’s homework. Extra time = Quiet work time
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AGENDA 10/30/2015 (43 MIN) Prelude (5 min) Quiz (38 min)
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HW CHECK Proportions 1 We will go over it. Collect
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QUIZ FRIDAY10/30/15 Mr. Smith
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