302A pp section 5.2 and 5.3 Fractions II

302A pp section 5.2 and 5.3 Fractions II - page 111 of your...

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Fractions II
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Warm Up Monica says: “I can show 5/6 like this.” “And I can show 5/7 by just adding a rectangle.” Veronica says, “You’re wrong, Monica. Your drawing makes it look like 1/6 = 1/7. Write 2-3 sentences about this dialogue.
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Agenda Go over Explorations 5.8 and 5.9. Videos of Sean and David Exploration 5.10 Assign Homework
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Exploration 5.8/5.9 Look at Question 3 in 5.8. Complete: “If we are given a region that is a “whole,” how can we find a/b?” Look at these 3 “wholes.” Find 3/5 and 6/5.
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Exploration 5.8/5.9 Look at Question 4 in 5.8. Complete: “If we are given a region that is a “a/b,” how can we find the whole?” Look at these 3 “parts of a whole.” Find the whole for each. 3/5 4/15 2/3
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Exploration 5.8/5.9 Look at Question 5 in 5.8. Complete: “If we are given a region that is “a b/c,” how can we find the whole?” Look at the following problems. Show 1 and 1 1/2 for each. 1 2/3 2 2/3 2 1/2
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Videos: Sean Videos: David
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Exploration 5.10 Each group will be given 2 fractions to compare on
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Unformatted text preview: page 111 of your Explorations book. You must justify your answer. If possible, come up with different ways to justify. You may not use finding a common denominator and compare. You may not use write the fractions as decimals and compare. Exploration 5.10 Ways to compare Questions to look over for the weekend, but not graded. Exploration 5.10. Due Tuesday Table on page 111--in class. Table on page 112--individual or in groups. #7 (if you have torn this page out, the problems are on the next slide.) Textbook Section 5.2 # 7, 12d, 14 , 22, 30a Due Tuesday Section 5.3 # 3b, d , e, f, 9, 21, 22, 25, 30 , 31a, 33 , 36, 41, 44a , c, d , h, k, 45a . Answers posted Tuesday night. Problem #7 7. Order each set of fractions without finding the LCM for the set or converting them to decimals. Explain and justify your thinking process. a. 31/80; 13/17; 2/3 b. 1/3; 4/7; 2/5; 7/8; 5/16 c. 3/10; 2/3; 7/12; 4/5; 3/7 d. 1/8; 2/5; 5/8; 5/6; 3/49; 3/56...
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This note was uploaded on 11/29/2009 for the course HIST 110 taught by Professor Staff during the Spring '08 term at University of Arizona- Tucson.

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302A pp section 5.2 and 5.3 Fractions II - page 111 of your...

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