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Chapter 5

Chapter 5 . Number Patterns a nd Fractions By: Madison Claire Metz and Caitlin Marie Hoover. Vocabulary . Factor Inch Foot Yard Fraction Numerator Denominator. Vocabulary check . 12 inches =1foot 3 feet =1 yard 36 inchs = 1yard. Review prerequisite skills. Skill check.

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Chapter 5

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  1. Chapter 5 Number Patterns and Fractions By: Madison Claire Metz and Caitlin Marie Hoover

  2. Vocabulary • Factor • Inch • Foot • Yard • Fraction • Numerator • Denominator

  3. Vocabulary check • 12 inches =1foot • 3 feet =1 yard • 36 inchs= 1yard

  4. Review prerequisite skills

  5. Skill check • Write the fractions based on their picture

  6. Chapter 5.1

  7. Prime factorization • A dance teacher is planning a dance for a show. The dancers will be in rows with the same number of dancers in each row. Does a group of 12 dancers or a group of 14 dancers offer more possibilities?

  8. Factor tree for the problem above ^^^ 12: 1x12 14: 1x14 2x6 2x7 3x4 7x2 4x3 Answer: A group of 12 dancers offers more possibilities than 14

  9. Chapter 5.2

  10. Listing factors • Write the divisibility rule for the numbers in your own words • 2 • 3 • 5 • 6 • Answers:

  11. Chapter 5.3

  12. Fractions • A fraction can represent part of a whole, as shown below = 1/3 = 4/12

  13. Chapter 5.4

  14. Least common multiple (Lcm) • FERRY BOATS>Two ferry boats leave a loading platform at the same time. One of the ferry boats return to the loading platform every 25 minutes. The others boat returns every 30 minutes. In the next 300 minutes, when will they return at the same time?

  15. Ferry boat problem • Multiples of 25:25,50,75,100,125,150,175,200,225,250,275,300 • Multiples of 30:30,60,90,120,150,180,210,240,270,300

  16. Chapter 5.5

  17. Ordering fractions • Compare 5/6 and 7/9 • Stepone find the LCD: because the LCM of 6 and 9 are 18,the LCD is 18 • Steptwo use the LCD to write equivalent fractions • 5/6=5/6x3/3=15/18 • Stepthree because 15>14,you know that

  18. Chapter 5.6

  19. Mix numbers and improper fractions • Caitlin is building a birdhouse. She needs to measure a piece of wood and then hammer it to the roof. Write the length as a mixed number and a improper fraction.

  20. Birdhouse solution

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