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  • 1. Module 2 Lesson 13.notebook 11/20/13 November 21, 2013 Module 2, Lesson 13 HW: Lesson 13 Problem Set #1 and 2 Converting Between Fractions and Decimals Using Equivalent Fractions QUIZ Tomorrow Do Now: Exit Ticket For Lesson 14 1
  • 2. Module 2 Lesson 13.notebook November 21, 2013 Go Over Exit Ticket 14 2
  • 3. Module 2 Lesson 13.notebook November 21, 2013 Problem Set Solutions 3
  • 4. Module 2 Lesson 13.notebook November 21, 2013 4
  • 5. Module 2 Lesson 13.notebook November 21, 2013 Have you ever seen a recipe call for 2.7 cups of flour?  Why or why not? How do you think people would react if a local gas station posted the price of  gasoline as          dollars per gallon?  Why?  Why do we need to know how to represent rational numbers in different ways? 5
  • 6. Module 2 Lesson 13.notebook November 21, 2013 6
  • 7. Module 2 Lesson 13.notebook November 21, 2013 7
  • 8. Module 2 Lesson 13.notebook November 21, 2013 What do you notice about the denominators of fractions that represent each decimal place? What are the prime factors of 10?  100?  1000? What prime factors make up the powers of ten? How can the prime factorization of the powers of ten be used to write fractions in decimal form? 8
  • 9. Module 2 Lesson 13.notebook November 21, 2013 9
  • 10. Module 2 Lesson 13.notebook November 21, 2013 Integers Fluency Practice 1.) -9 + 5 5.) 4 - 10 2.) -9 + (-5) 6.) -4 - 10 3.) 9 + (-5) 7.) -4 - (-10) 4.) -60 + 23 8.) 4 - (-10) 10
  • 11. Module 2 Lesson 13.notebook November 21, 2013 Integers Fluency Practice 9.) -5(6) 13.) -81 9 10.) -5(-6) 11.) 5(-6) 14.) -81 -9 12.) -9(-1) 15.) 81 -9 16.) 11
  • 12. Module 2 Lesson 13.notebook November 21, 2013 Review 1.) 2.) 3.) I paid for 5 months of my gym membership and my bank account changed $-240. What was the change each month? 12
  • 13. Module 2 Lesson 13.notebook November 21, 2013 CLOSING: When asked to write a decimal value as a fraction (or mixed number), how do we determine the value  of the denominator? 13
  • 14. Module 2 Lesson 13.notebook November 21, 2013 14
  • 15. Module 2 Lesson 13.notebook November 21, 2013 15
  • 16. Module 2 Lesson 13.notebook November 21, 2013 What are some examples from the real world where decimals are used? Money, metric system, etc. What are some examples from the real world where fractions are used? carpentry, cooking, etc. 16