Equivalent Fractions
Compare Fractions
Write an Equation and Solve
+ and - unlike denominators
Story Problems
100
Write an equivalent fraction to 2/7.
What is 4/14 6/21 8/28 10/35
100
3/8 3/9
What is 3/8 > 3/9
100
Belle eats 3 2/3 cups of dog food in the morning and 1 2/3 cup of dog food in the evening. Write and solve an equation to show how much dog food Belle eats in one day.
What is 3 2/3 + 1 2/3 = 4/3 = 1 1/3 4 + 1 = 5 Total: 5 1/3 cups
100
2/3 + 1/5
What is 2/3 --> 10/15 1/5 --> 3/15 = 13/15
100
Abby lives 2/7 mile from school. How far does Abby walk in all if she walks from home to school and back home?
What is 2/7 + 2/7 = 4/7 mile
200
Write a fraction equivalent to 3/12.
What is 1/4 6/24 9/36 12/48
200
7/11 2/7
What is 7/11 > 2/7 7/11 = 49 /77 2/7 = 22/77
200
Sammie poured 6/7 cup of apple juice for herself and 4/5 cup for her brother. How much apple juice did Sammie pour in all?
What is 6/7 + 4/5 = 6/7 = 30/35 4/5 = 28/35 30/35 + 28/35 = 58/35 58/35 = 35/35 (1 whole) + 23/35 1 23/35 cups
200
4/5 - 2/4
What is 4/5 --> 16/20 2/4 --> 10/20 = 6/20
200
Bobby cut 7/11 of the grass before lunch. He then cut 4/11 of the grass after lunch. How much more of his lawn did Bob cut before lunch than after lunch?
What is 7/11 - 4/11 = 3/11 of his lawn
300
Write a fraction equivalent to 15/21.
What is 5/7 30/42 45/63
300
3/4 5/6
What is 3/4 < 5/6 3/4 = 9/12 5/6 = 10/12
300
Jackson walks 3 2/5 miles to the basketball court. He walks 2 3/4 miles and stops to take a drink. How much farther does Jackson need to walk to get to the basketball court?
What is 3 2/5 - 2 3/4 = 3 2/5 = 8/20 -2 3/4 = 15/20 (borrow one whole from the 3) --> 8/20 + 20/20 = 28/20 28/20- 15/20 = 13/20 miles
300
3 3/5 - 2 1/3
What is 3 3/5 --> 9/15 2 2/3 -->10/15 (borrow from 3) 9/15 + 15/15 = 24 /15 24/15 - 10/15 = 14/15
300
Catherine and her family spent 1/3 of their weekend playing outside, and another 3/12 of it cleaning the house. What fraction of their vacation did Catherine and her family spend either outside or cleaning?
What is 1/3 = 4/12 4/12 + 3/12 = 7/12of their weekend.
400
Write 3 equivalent fractions to 2/3.
What is 4/6 6/9 8/12
400
4/10 3/11
What is 4/10 > 3/11 4/10 = 44/110 3/11 = 30/110
400
DeeDee mixes 8 4/7 pints of apple juice and 3 8/14 pints of pineapple juice for a class party. She has 7 pints of juice left at the end of the celebration. How much punch did DeeDee serve at the party?
What is 8 4/7 --> 8/14 + 3 8/14 = 16/14 = 14/14 (1 whole) + 2/14 8 + 3+ 1 whole = 12 Total: 12 2/14 pints 12 2/14 - 7 = 15 2/14 pints were served/used
400
2 6/7 + 2 3/4
What is 2 6/7 --> 24/28 2 3/4 --> 21/28 = 45/28 = 28/28 (1 whole) + 17/28 2 + 2 + 1 = 5 5 17/28
400
Emily put pencils in her two art boxes. The first box had 4/5 sharpened pencils and the second box is 2/3 sharpened pencils. How much more of the first art box is sharpened pencils than the second art box?
What is 4/5 = 12/15 2/3 = 10/15 12/15 - 10/15 = 2/15 more
500
Create as many equivalent fractions as possible in 30 seconds as possible. 2/7 = ???
What is 4/14 6/21 8/28 10/35 12/42 14/49 16/56 18/63 20/70 22/77 24/84 26/91 28/98 30/105
500
7/8 77/88
What is 7/8 = 77/88
500
HOW DO YOU KNOW YOUR ANSWER IS REASONABLE: DeeDee mixes 5 3/7 pints of apple juice and 7 11/14 pints of pineapple juice for a class party. She has 9 pints of juice left at the end of the celebration. How much punch did DeeDee serve at the party?
What is Exact Answer : Estimate: 5 3/7 --> 6/14 5 +7 11/14 + 8 = 13 = 17/14 = 14/14 (1 whole) + 3/14 5 + 7 + 1 whole = 13 3/14 13 3/14 - 9 = 13-9 = 4 pints 4 3/14 pints served 4 is close to 4 3/14
500
8 7/8 - 3 2/3
What is 8 7/8 --> 21/24 - 2 2/3 --> 16/24 = 6 5/24
500
Ms. Ruedinger spent 1 2/3 hours grading math homework, 2 4/5 hours grading writing pieces, and 4 1/2 hours grading tests. How many hours did Ms. Ruedinger spend grading?
What is 1 2/3 --> 20/30 +2 4/5 --> 24/30 +4 1/2 --> 15/30 ================= 59/30 = 30/30 (1 whole) + 29/30 1 + 2 + 4 + 1 whole = 8 8 29/30 hours
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