AGENDA 10272015 43 MIN Prelude 15 min Lesson
- Slides: 25
AGENDA 10/27/2015 (43 MIN) Prelude (15 min) Lesson (20 min) Synthesis (8 min)
BRAIN BENDER
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
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 :
More examples… = = =
Properties of a proportion? Cross Product Property 2 x 6=12 3 x 4 = 2 x 6
SYNTHESIS OF LEARNING q. Write down three things you learned today. q. Write down tonight’s homework. q. Extra time = Quiet work time
AGENDA 10/28/2015 (43 MIN) Prelude (15 min) HW Check (5 min) Lesson (15 min) Synthesis (8 min)
NOTES • RATES • RATIOS • PROPORTIONS
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
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 :
More examples… = = =
Properties of a proportion? Cross Product Property 2 x 6=12 3 x 4 = 2 x 6
SYNTHESIS OF LEARNING q. Write down three things you learned today. q. Write down tonight’s homework. q. Extra time = Quiet work time
AGENDA 10/29/2015 (43 MIN) Prelude (15 min) Lesson (20 min) Synthesis (8 min)
MATH VOCABULARY q. Rate q. Ratio q. Proportion q. Undefined
SYNTHESIS OF LEARNING q. Write down three things you learned today. q. Write down tonight’s homework. q. Extra time = Quiet work time
AGENDA 10/30/2015 (43 MIN) Prelude (5 min) Quiz (38 min)
HW CHECK q. Proportions 1 q. We will go over it. q. Collect
QUIZ FRIDAY 10/30/15 Mr. Smith
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