7-12 Compare/Order Fractions & Mixed #s

3,438 views
3,269 views

Published on

2 Comments
1 Like
Statistics
Notes
No Downloads
Views
Total views
3,438
On SlideShare
0
From Embeds
0
Number of Embeds
25
Actions
Shares
0
Downloads
107
Comments
2
Likes
1
Embeds 0
No embeds

No notes for slide
  • 0.05, 0.5, 0.53
    1.07, 1.7, 1.77
    0.12, 0.21, 0.22
  • 0.05, 0.5, 0.53
    1.07, 1.7, 1.77
    0.12, 0.21, 0.22
  • 0.05, 0.5, 0.53
    1.07, 1.7, 1.77
    0.12, 0.21, 0.22
  • 0.05, 0.5, 0.53
    1.07, 1.7, 1.77
    0.12, 0.21, 0.22
  • 0.05, 0.5, 0.53
    1.07, 1.7, 1.77
    0.12, 0.21, 0.22
  • 7-12 Compare/Order Fractions & Mixed #s

    1. 1. Comparing and Ordering Fractions and Mixed Number Lesson 7-12
    2. 2. Review
    3. 3. Review Order the numbers from least to greatest.
    4. 4. Review Order the numbers from least to greatest. 1. 0.5, 0.53, 0.05
    5. 5. Review Order the numbers from least to greatest. 1. 0.5, 0.53, 0.05 2.1.7, 1.07, 1.77
    6. 6. Review Order the numbers from least to greatest. 1. 0.5, 0.53, 0.05 2.1.7, 1.07, 1.77 3.2.96, 3, 2.99
    7. 7. Review Order the numbers from least to greatest. 1. 0.5, 0.53, 0.05 2.1.7, 1.07, 1.77 3.2.96, 3, 2.99 Hint: Line up the decimals
    8. 8. Review Find the LCM of 4 and 8.
    9. 9. Review Find the LCM of 4 and 8. 4:
    10. 10. Review Find the LCM of 4 and 8. 4: 8:
    11. 11. Review Find the LCM of 4 and 8. 4: 4, 8, 12, 16, 20 8:
    12. 12. Review Find the LCM of 4 and 8. 4: 4, 8, 12, 16, 20 8: 8, 16, 24, 32, 40
    13. 13. Review Find the LCM of 4 and 8. 4: 4, 8, 12, 16, 20 8: 8, 16, 24, 32, 40
    14. 14. Review Find the LCM of 4 and 8. 4: 4, 8, 12, 16, 20 8: 8, 16, 24, 32, 40
    15. 15. Review Find the LCM of 4 and 8. 4: 4, 8, 12, 16, 20 8: 8, 16, 24, 32, 40 Which is the least of 8 and 16?
    16. 16. Review Find the LCM of 4 and 8. 4: 4, 8, 12, 16, 20 8: 8, 16, 24, 32, 40 Which is the least of 8 and 16? LCM is 8
    17. 17. When working with fractions...
    18. 18. When working with fractions... The LCM becomes the LCD
    19. 19. When working with fractions... The LCM becomes the LCD LCD means Least Common Denominator
    20. 20. Which is greater?
    21. 21. Which is greater? 1 3 8
    22. 22. Which is greater? 13 82 1 5
    23. 23. Which is greater? 1 2 3 8 1 5 Check the whole number first. The mixed number with the larger whole number is GREATER.
    24. 24. Which is greater? 1 2 3 8 1 5 Check the whole number first. The mixed number with the larger whole number is GREATER.
    25. 25. Which is greater?
    26. 26. Which is greater? 25 8
    27. 27. Which is greater? 2 2 5 8 3 4
    28. 28. Which is greater? 2 2 5 8 3 4 If the whole numbers are the SAME, you must compare the fractions.
    29. 29. Which is greater? 2 2 5 8 3 4 If the whole numbers are the SAME, you must compare the fractions. BUT the denominator are different.
    30. 30. Which is greater? 2 2 5 8 3 4 If the whole numbers are the SAME, you must compare the fractions. BUT the denominator are different. You must use LCM to find the LCD.
    31. 31. Which is greater? 2 2 5 8 3 4
    32. 32. Which is greater? 5 3 8 4
    33. 33. Which is greater? 5 3 8 4 STEP ONE: Find the LCM of the denominators 8 and 4
    34. 34. Which is greater? 5 3 8 4 STEP ONE: Find the LCM of the denominators 8 and 4 8:
    35. 35. Which is greater? 5 3 8 4 STEP ONE: Find the LCM of the denominators 8 and 4 8: 4:
    36. 36. Which is greater? 5 3 8 4 STEP ONE: Find the LCM of the denominators 8 and 4 8: 8, 16, 24, 32, 40 4:
    37. 37. Which is greater? 5 3 8 4 STEP ONE: Find the LCM of the denominators 8 and 4 8: 8, 16, 24, 32, 40 4: 4, 8, 12, 16, 20
    38. 38. Which is greater? 5 3 8 4 STEP ONE: Find the LCM of the denominators 8 and 4 8: 8, 16, 24, 32, 40 4: 4, 8, 12, 16, 20
    39. 39. Which is greater? 5 3 8 4 STEP ONE: Find the LCM of the denominators 8 and 4 8: 8, 16, 24, 32, 40 4: 4, 8, 12, 16, 20
    40. 40. Which is greater? 5 3 8 4 STEP ONE: Find the LCM of the denominators 8 and 4 8: 8, 16, 24, 32, 40 LCM = 8 4: 4, 8, 12, 16, 20
    41. 41. Which is greater? 2 2 5 8 3 4
    42. 42. Which is greater? 5 3 8 4
    43. 43. Which is greater? 5 8 3 4
    44. 44. Which is greater? 5 STEP TWO: Set up NEW DENOMINATORS 8 using the LCD (The LCM from Step One). 3 4
    45. 45. Which is greater? 5 STEP TWO: Set up = NEW DENOMINATORS 8 using the LCD (The LCM from Step One). 3= 4
    46. 46. Which is greater? 5 STEP TWO: Set up = NEW DENOMINATORS 8 8 using the LCD (The LCM from Step One). 3= 4 8
    47. 47. Which is greater? 5 STEP TWO: Set up = NEW DENOMINATORS 8 8 using the LCD (The LCM from Step One). 3= STEP THREE: Find the equivalent fractions 4 8 using “The Rule”
    48. 48. Which is greater? 5 x1 STEP TWO: Set up = NEW DENOMINATORS 8 x1 8 using the LCD (The LCM from Step One). 3= STEP THREE: Find the equivalent fractions 4 8 using “The Rule”
    49. 49. Which is greater? 5 x1 5 STEP TWO: Set up = NEW DENOMINATORS 8 x1 8 using the LCD (The LCM from Step One). 3= STEP THREE: Find the equivalent fractions 4 8 using “The Rule”
    50. 50. Which is greater? 5 x1 5 STEP TWO: Set up = NEW DENOMINATORS 8 x1 8 using the LCD (The LCM from Step One). 3 x2 = STEP THREE: Find the equivalent fractions 4 x2 8 using “The Rule”
    51. 51. Which is greater? 5 x1 5 STEP TWO: Set up = NEW DENOMINATORS 8 x1 8 using the LCD (The LCM from Step One). 3 x2 6 = STEP THREE: Find the equivalent fractions 4 x2 8 using “The Rule”
    52. 52. Which is greater? 5 8 6 8
    53. 53. Which is greater? 5 Don’t forget about the whole 8 numbers. 6 8
    54. 54. Which is greater? 2 5 8 Don’t forget about the whole numbers. 2 6 8
    55. 55. Which is greater? 2 5 8 Don’t forget about the whole numbers. 2 With the new 6 equivalent fractions, which 8 is larger?
    56. 56. Which is greater? 2 5 8 Don’t forget about the whole numbers. 2 With the new 6 equivalent fractions, which 8 is larger?
    57. 57. Order the distances from least to greatest 2 2 2 5 8 1 2 3 4
    58. 58. Order the distances from least to greatest 5 1 3 8 2 4
    59. 59. Order the distances from least to greatest 5 8 1 2 3 4
    60. 60. Order the distances from least to greatest 5 The LCM of 8,2,4 is 8. So the LCD is 8 8 1 2 3 4
    61. 61. Order the distances from least to greatest 5 = The LCM of 8,2,4 is 8. So the LCD is 8 8 1 = 2 3 = 4
    62. 62. Order the distances from least to greatest 5 = The LCM of 8,2,4 is 8. So the LCD is 8 8 8 1 = 2 8 3 = 4 8
    63. 63. Order the distances from least to greatest 5 = The LCM of 8,2,4 is 8. So the LCD is 8 8 8 1 = Find equivalent fractions 2 8 using “The Rule” 3 = 4 8
    64. 64. Order the distances from least to greatest 5 = 5 The LCM of 8,2,4 is 8. So the LCD is 8 8 8 1 4 = Find equivalent fractions 2 8 using “The Rule” 3 = 6 4 8
    65. 65. Order the distances from least to greatest 5 = 5 The LCM of 8,2,4 is 8. So the LCD is 8 8 8 1 4 = Find equivalent fractions 2 8 using “The Rule” 3 = 6 Determine which is 4 8 least to greatest
    66. 66. Order the distances from least to greatest 5 8 4 8 6 Determine which is 8 least to greatest
    67. 67. Order the distances from least to greatest 5 8 4 8 6 Determine which is 8 least to greatest
    68. 68. Order the distances from least to greatest 4 5 8 8 6 Determine which is 8 least to greatest
    69. 69. Order the distances from least to greatest 4 5 6 8 8 8 Determine which is least to greatest
    70. 70. Order the distances from least to greatest Don’t forget the whole numbers 4 5 6 8 8 8 Determine which is least to greatest
    71. 71. Order the distances from least to greatest Don’t forget the whole numbers 2 2 2 4 8 5 8 6 8 Determine which is least to greatest
    72. 72. Compare. Write > < =.
    73. 73. Compare. Write > < =. 2 3 3 7
    74. 74. Compare. Write > < =. 2 3 Denominators are different 3 7
    75. 75. Compare. Write > < =. 2 3 Denominators are different 3 7 Find the LCM Find equivalent fractions using LCD (LCM).
    76. 76. Compare. Write > < =. 2 3 Denominators are different 3 7 Find the LCM Find equivalent 3: 3, 6, 9, 12, 15, 18, 21 fractions using LCD (LCM).
    77. 77. Compare. Write > < =. 2 3 Denominators are different 3 7 Find the LCM Find equivalent 3: 3, 6, 9, 12, 15, 18, 21 fractions using LCD 7: 7, 14, 21, 28, 35 (LCM).
    78. 78. Compare. Write > < =. 2 3 Denominators are different 3 7 Find the LCM Find equivalent 3: 3, 6, 9, 12, 15, 18, 21 fractions using LCD 7: 7, 14, 21, 28, 35 (LCM).
    79. 79. Compare. Write > < =. 2 3 Denominators are different 3 7 Find the LCM Find equivalent 3: 3, 6, 9, 12, 15, 18, 21 fractions using LCD 7: 7, 14, 21, 28, 35 (LCM). LCM = 21
    80. 80. 2 3
    81. 81. 2 3 3 7
    82. 82. 2 LCM = 21 3 3 7
    83. 83. 2 LCM = 21 3 Set up for equivalent 3 fractions 7
    84. 84. 2 LCM = 21 = 3 Set up for equivalent 3 fractions = 7
    85. 85. 2 LCM = 21 = 3 21 Set up for equivalent 3 fractions = 7 21
    86. 86. 2 LCM = 21 = 3 21 Set up for equivalent 3 fractions = 7 21 Apply the rule
    87. 87. 2 14 LCM = 21 = 3 21 Set up for equivalent 3 fractions = 7 21 Apply the rule
    88. 88. 2 14 LCM = 21 = 3 21 Set up for equivalent 3 9 fractions = 7 21 Apply the rule
    89. 89. 2 3 3 7
    90. 90. 2 3 3 7 14 9 21 21
    91. 91. 2 3 3 7 14 21 > 9 21

    ×