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BIG IDEA 2 Chapter 7 Review Factors, Multiples, and Fractions

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## BIG IDEA 2 Chapter 7 Review Factors, Multiples, and Fractions

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**Alyssa spends $42 on some flip flops. Each pair of flip**flops costs the same whole-dollar amount. How many pairs of shoes could she have bought? (Hint: There are 7 possible answers!) 1**Alyssa spends $42 on some flip flops. Each pair of flip**flops costs the same whole-dollar amount. How many pairs of shoes could she have bought? (Hint: There are 7 possible answers.) Factor 42 1 x 42 2 x 21 3 x 14 6 X 7 Alyssa could have bought 2, 3, 6, 7, 14, 21, or 42 pairs of flip flops. 1**Maurice works at the recycling center every 2 days in June.**Sam works at the same center every 4 days. If they both work on June 1st, what are the next two days that the boys will work the same day? 2**Maurice works at the recycling center every 2 days in June.**Sam works at the same center every 4 days. If they both work on June 1st, what are the next two days that the boys will work the same day? Maurice 1 3 5 7 9 11 13 Sam 159 13 17 21 25 Maurice and Sam will work together on the 5th and the 9th 2**Six of 24 students in Jordan’s class have red book bags.**In simplest form, what fraction of students own red book bags? 3**Six of 24 students in Jordan’s class have red book bags.**In simplest form, what fraction of students own red book bags? 6 ÷ 6 = 1 24 ÷ 6 = 4 6/24 = 1/4 3**Elle served 3 ⅞ pizzas at her Super Bowl party. About how**many pizzas did Elle serve? A. 3 B. 3 ½ C. 4 D. 4 ¼ 4**Elle served 3 ⅞ pizzas at her Super Bowl party. About how**many pizzas did Elle serve? C. 4 pizzas 4**Sophia wants to order 6/7, 3/4, 2/3, and 4/10 from least to**greatest. What order should she put the fractions in? 5**Sophia wants to order 6/7, 3/4, 2/3, and 4/10 from least to**greatest. What order should she put the fractions in? 4/10 2/3 3/4 6/7 5**David ran 3 ¼ miles along a marathon route. What fraction**is equal to 3 ¼? A. 3 2/4 B. 3 2/8 C. 3 3/8 D. 3 4/4 6**David ran 3 ¼ miles along a marathon route. What fraction**is equal to 3 ¼? 88 1? 4 8 1 x 8 = 8 and 4 x ? = 8 B. 3 ¼ = 3 2/8 6**Mariah skip counted by multiples of 8. Which numbers are**missing from her list? 8, __, 24, 32, __, 48, __, 64 7**Mariah skip counted by multiples of 8. Which numbers are**missing from her list? 8, 16, 24, 32, 40, 48, 56, 64. 7**Timothy wants to find the common denominator of 2/3 and 3/5.**What is the common denominator? 8**Timothy wants to find the common denominator of 2/3 and 3/5.**What is the common denominator? To find the common denominator, find the LCM. Multiples of 3: 3, 6, 9, 12,15 Multiples of 5: 5, 10, 15 The common denominator is 15. 8**Chloe’s Used Book Store will trade 3 books for every 6**books that a customer turns in. How many books will the store trade for 24 books from a customer? 9**Chloe’s Used Book Store will trade 3 books for every 6**books that a customer turns in. How many books will the store trade for 24 books from a customer? 9**Laylah bakes 56 cookies. Of the 56 cookies, 7 crumble.**What fraction represents, in lowest terms (simplified), the crumbled cookies? 10**Laylah bakes 56 cookies. Of the 56 cookies, 7 crumble.**What fraction represents, in lowest terms (simplified), the crumbled cookies?7/56 = 1/8 10**Cameron made a list of factors of 18 and 28 so he could find**what factors the numbers have in common. What are the common factors of 18 and 28? 11**Cameron made a list of factors of 18 and 28 so he could find**what factors the numbers have in common. What are the common factors of 18 and 28? 18 28 1 x 18 1 x 28 2 x 9 2 x 14 3 x 6 4 x 8 1 and 2 are the common factors. 11**Gabe’s team has a swim meet every 4th day in December,**starting on December 3rd. How many days will the team have a swim meet in December? There are 31 days in December. 12**Gabe’s team has a swim meet every 4th day in December,**starting on December 3rd. How many days will the team have a swim meet in December? There are 31 days in December.1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 The team will meet on 8 days. 12**The Rivera farm is divided into 9 sections. The house,**barn, and corral are in 3 of the sections. The remaining sections are flower and vegetable gardens. What fraction is equal to the part of the farm that is flower and vegetable gardens? 13**The Rivera farm is divided into 9 sections. The house,**barn, and corral are in 3 of the sections. The remaining sections are flower and vegetable gardens. What fraction is equal to the part of the farm that is flower and vegetable gardens? 3/9 of the sections are house, barn, and corral, leaving the remaining 6 sections gardens. 6/9 are gardens. 6/9 = 2/3 13**Eva has 28 stamps in her collection. Twelve of the stamps**have the image of a famous person on them. Name two fractions equivalent to the part of Eva’s collection that are famous people stamps? 14**Eva has 28 stamps in her collection. Twelve of the stamps**have the image of a famous person on them. Name two fractions equivalent to the part of Eva’s collection that are famous people stamps? 12/28 = 6/14 = 3/7 14**Emily bikes 2 ¼ hours on Saturday and 1 ⅜ hours on**Sunday. What is the common denominator for 2 ¼ and 1 ⅜? 14**Emily bikes 2 ¼ hours on Saturday and 1 ⅜ hours on**Sunday. What is the common denominator for 2 ¼ and 1 ⅜? Multiples of 4: 4 8 12 Multiples of 8: 8 16 24 The common denominator is 8 14