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Math 7 Unit 6 Introduction to Fraction Operations
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1. The addition statement represented by the fraction strips below is. + True or False
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1. The addition statement represented by the fraction strips below is. + True or False
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2. The factors of 24 are 1, 2, 3, 4, 6, 8, 12, and 24. True or False
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2. The factors of 24 are 1, 2, 3, 4, 6, 8, 12, and 24. True or False
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3. If the sum of a number’s digits is divisible by 9, then the number is divisible by 9. True or False
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3. If the sum of a number’s digits is divisible by 9, then the number is divisible by 9. True or False
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4. In lowest terms, what fraction of the hexagon is shaded?
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1/3
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5. What are the common factors of 8 and 30?
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1, 2,
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6. What is the greatest common factor of 14 and 35?
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7. What is the greatest common factor of 16 and 24?
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8
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8. What is the subtraction statement represented by the diagram?
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9. In lowest terms, what is the result of the addition statement represented by the diagram?
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10. What is the difference, in lowest terms, of the subtraction statement shown in the diagram?
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11. What fraction is equivalent to ?
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12. The number 12 is divisible by 1, 2, 3, 4, 6, and 12. The number 15 is divisible by 1, 3, 5, and 15. The numbers 1 and 3 are ____________________ of 12 and 15.
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common factors
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13. Subtract. The answer in lowest terms is ____________________.
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14. Subtract each pair of fractions and give the answer in lowest terms.
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15. Evaluate the following and express your answers in lowest terms.
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16. Which fraction is equivalent to ? a. 3/6b. 2/3c. 6/9d. 3/4
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16. Which fraction is equivalent to ? a. 3/6b. 2/3c. 6/9d. 3/4
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17. Evaluate each expression. Show your answers in lowest terms.
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17. Evaluate each expression. Show your answers in lowest terms.
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18. Ms. Lohan’s art class has decided to put some money together to buy painting supplies for her birthday. The items they purchased and the total cost for each are as follows: brushes$15.00canvas boards $35.00 sketchpads$10.00sketch pencils $5.00 a) What is the total cost of the painting supplies?
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Ms. Lohan’s art class has decided to put some money together to buy painting supplies for her birthday. The items they purchased and the total cost for each are as follows: brushes$15.00canvas boards $35.00 sketchpads$10.00sketch pencils $5.00 a) What is the total cost of the painting supplies? 15 + 35 + 10 + 5 = 65 The total cost is $65.00.
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19. Ms. Lohan’s art class has decided to put some money together to buy painting supplies for her birthday. The items they purchased and the total cost for each are as follows: brushes$15.00 canvas boards $35.00 sketchpads$10.00sketch pencils $5.00 b) Write a fraction to represent the cost of each item out of the total cost. Write each fraction in lowest terms.
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19. Ms. Lohan’s art class has decided to put some money together to buy painting supplies for her birthday. The items they purchased and the total cost for each are as follows: brushes$15.00 canvas boards $35.00 sketchpads$10.00sketch pencils $5.00 b) Write a fraction to represent the cost of each item out of the total cost. Write each fraction in lowest terms. brushes: 15/65 = 3/13 ; canvas boards: 35/65 = 7/13; sketchpads: 10/65 = 2/13; pencils: 5/65 = 1/13
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Ms. Lohan’s art class has decided to put some money together to buy painting supplies for her birthday. The items they purchased and the total cost for each are as follows: brushes$15.00 canvas boards $35.00 sketchpads$10.00sketch pencils $5.00 b) Write a fraction to represent the cost of each item out of the total cost. Write each fraction in lowest terms.
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20. Write a fraction, in lowest terms, to represent each situation. a) 12 marbles out of a bag of 36 b) 3 markers out of a box of 30
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20. Write a fraction, in lowest terms, to represent each situation. a) 12 marbles out of a bag of 36 b) 3 markers out of a box of 30 a) 12/36 = 1/3 b) 3/30 = 1/10
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21. Write a fraction, in lowest terms, to represent each situation. a)10 sheets of paper used out of a pack of 200 b) 3 slices of pizza out of 12
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21. Write a fraction, in lowest terms, to represent each situation. a)10 sheets of paper used out of a pack of 200 b) 3 slices of pizza out of 12 a)10/200 = 1/20 b) 3/12 = 1/4
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22. From a box of 28 candy bars, Adam takes 6 candy bars, Ben takes 11, and Candice takes 8. a) Write an addition statement to find what fraction of the box has been taken.
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22. From a box of 28 candy bars, Adam takes 6 candy bars, Ben takes 11, and Candice takes 8. a) Write an addition statement to find what fraction of the box has been taken. of the box has been taken.
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23.From a box of 28 candy bars, Adam takes 6 candy bars, Ben takes 11, and Candice takes 8. b) How many candy bars are left in the box?
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23.From a box of 28 candy bars, Adam takes 6 candy bars, Ben takes 11, and Candice takes 8. b) How many candy bars are left in the box? There are 3 candy bars left in the box.
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24. What is the difference, in lowest terms, of the subtraction statement shown in the diagram? a. 1/2b. 1/3c. 1/4d. 1/6
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24. What is the difference, in lowest terms, of the subtraction statement shown in the diagram? a. 1/2b. 1/3c. 1/4d. 1/6
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25. Solve: 2/5 – 1/5 a. 1/10b. 1/5c. 2/5d. 2/10
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25. Solve: 2/5 – 1/5 a. 1/10b. 1/5c. 2/5d. 2/10
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