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Comparing and Ordering Fractions

Comparing and Ordering Fractions. 5.1. Multiple. A product of that number and any nonzero whole number. To find LCM aka Least Common Multiple. Looooonnnnng Way: List out the multiples until you find one in common. Ex: 4,5. Efficient Way:

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Comparing and Ordering Fractions

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  1. Comparing and Ordering Fractions 5.1

  2. Multiple A product of that number and any nonzero whole number

  3. To find LCMaka Least Common Multiple • Looooonnnnng Way: List out the multiples until you find one in common. Ex: 4,5 • Efficient Way: Cake Method and multiply the numbers on the left and bottom Ex: 9,15

  4. Ex Find the LCM: 12, 15,18

  5. Ex Find the LCM of 8m², 14m⁴

  6. Ex Find the LCM of 25y², 15x

  7. Comparing Fractions with Like Denominators • Compare the numerators. • Example: Compare and Graph -4/9 and -2/9

  8. Comparing Fractions with Unlike Denominators • Find the LCD (Least common denominator) aka the LCM of the denominators • Compare the numerators Example: Compare 6/7 and 4/5 • Heart Method • Example: Compare ¾ and 7/10

  9. Compare Example Example

  10. Order from Least to Greatest

  11. Homework Page 227 ( 14-48) even

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