Terms
In a fraction, the number below the fraction bar that represents the total number of equal parts in one whole is called the...
Charlie made a table to show how much time he spent on activities last week.
Swimming- 4/5 hour
Reading- 4/12 hour
Cooking- 7/8 hour
Soccer- 2/6 hour
In which activities did Charlie spend more than 1/2 hour?
Swimming and Cooking
2/4, 3/6, 4/8 and 5/10 are all examples of fractions that are equivalent to...
1/2
Maria ate 1/2 of her chocolate bar. Nick ate 3/8 of his same chocolate bar. Maria thinks she ate the most, but Nick says he ate the most. Who is correct?
Maria
Write the expanded form of 345,678
300,000 + 40,000 + 5,000 + 600 + 70 + 8
In a fraction, the number above the fraction bar that represents the part of the whole being used in the scenario is the...
Numerator
Sarah ate 3/8 of her pizza. Ben ate 5/10 of his pizza. Karen ate 1/4 of her pizza. Who ate the least? Who ate the most? Order the people in order from LEAST to GREATEST.
True or False
When generating equivalent fractions, it is important to multiply both the numerator and denominator by the same number.
True
Two friends are working on a science project. Jasmine spends 3/12 of an hour on her project, while Ella spends 2/3 of an hour on her project. Who spent more time on their project?
Ella
Compare the following numbers:
609,105 ___ 609,501
609,105 < 609,501
Fraction
Order the fractions from the GREATEST to the LEAST:
9/12, 5/6, 4/8
4/8, 9/12, 5/6
What is the only fraction you can DIVIDE 2/6 by to create an equivalent fraction?
2/2
Explain what it means for two fractions to be equivalent.
When two fractions represent the same size whole, and take up the same amount of space.
Mike works at a pretzel factory. He works 35 hours a week, making $18 per hour. How much does Mike make a week?
35 x 18 = $630 each week
Fractions that name the same region, part of a set, or part of a segment are called...
Equivalent Fractions
Write three fractions that are greater than 1.
Answer will vary.
Examples:
3/2, 4/3, 5/4
*Numerator must be larger than the denominator
Create an equivalent fraction for 4/5
Answer will vary. Examples:
-8/10
-12/15
-16/20
-20/25
True or False
1/2 of a small pizza and 2/4 of a large pizza represent the same amount.
False. We must use the same size whole when looking at equivalent fractions.
Mike works at a pretzel factory. The company makes 5,400 pretzels per day. The factory is open for 9 hours each day. How many pretzels does the factory make per hour?
5,400 / 9= 600 pretzels per hour
A known fraction that is commonly used for estimating is called a...
Benchmark Fraction
Donna ate 7/12 box of popcorn. Jack ate 4/10 box of popcorn. The boxes of popcorn are the same size. Who ate more popcorn? How do you know?
Donna because 7/12 is more than 1/2, and 4/10 is less than 1/2.
1/2 of the students in Mr. Fake's class are boys. There are 24 total students in the class. How many students in the class are boys? Explain how to use an equivalent fraction to solve.
1/2 x 12/12 will generate an equivalent fraction. This shows that 12 out 24, or 12/24 of the students are boys.
Jamal says that 2/6 and 2/4 are equivalent because they each represent 2 pieces of a whole. Is he correct? Why or why not?
No, because the number of pieces in each whole is different.
List the first 10 multiples of 7.
7, 14, 21, 28, 35, 42, 49, 56, 63, 70