Open Up - Grade 6 - Mathematics - Unit 3 - Lesson 15
By Formative Library
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Last updated about 3 years ago
15 Questions
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Question 1
1.
To find 40% of 75, Priya calculates 2/5*75. Does her calculation give the correct value for 40% of 75?
To find 40% of 75, Priya calculates 2/5*75. Does her calculation give the correct value for 40% of 75?
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Question 2
2.
If represents a number, does 2/5*x always represent 40% of that number?
If represents a number, does 2/5*x always represent 40% of that number?
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Question 3
3.
Han spent 75 minutes practicing the piano over the weekend. Priya practiced the violin for 152% as much time as Han practiced the piano. How long did she practice?
Han spent 75 minutes practicing the piano over the weekend. Priya practiced the violin for 152% as much time as Han practiced the piano. How long did she practice?
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Question 4
4.
Han spent 75 minutes practicing the piano over the weekend. Tyler practiced the clarinet for 64% as much time as Han practiced the piano. How long did he practice?
Han spent 75 minutes practicing the piano over the weekend. Tyler practiced the clarinet for 64% as much time as Han practiced the piano. How long did he practice?
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Question 5
5.
Last Sunday 1,575 people visited the amusement park. 56% of the visitors were adults, 16% were teenagers, and 28% were children ages 12 and under. Find the number of adults, teenagers, and children that visited the park.
Last Sunday 1,575 people visited the amusement park. 56% of the visitors were adults, 16% were teenagers, and 28% were children ages 12 and under. Find the number of adults, teenagers, and children that visited the park.
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Question 6
6.
Order from greatest to least:
Order from greatest to least:
- 12% of 700
- 300% of 26
- 55% of 180
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Question 7
7.
20% of 60 is ________
20% of 60 is ________
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Question 8
8.
25% of ________ is 6
25% of ________ is 6
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Question 9
9.
________% of 100 is 14
________% of 100 is 14
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Question 10
10.
50% of 90 is ________
50% of 90 is ________
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Question 11
11.
10% of ________ is 7
10% of ________ is 7
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Question 12
12.
30% of 70 is ________
30% of 70 is ________
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Question 13
13.
A shopper needs 24 sandwich rolls. The store sells identical rolls in 2 differently sized packages. They sell a six-pack for $5.28 and a four-pack for $3.40. Should the shopper buy 4 six-packs or 6 four-packs?
A shopper needs 24 sandwich rolls. The store sells identical rolls in 2 differently sized packages. They sell a six-pack for $5.28 and a four-pack for $3.40. Should the shopper buy 4 six-packs or 6 four-packs?
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Question 14
14.
On a field trip, there are 3 chaperones for every 20 students. There are 92 people on the trip.
How many chaperones are there?
On a field trip, there are 3 chaperones for every 20 students. There are 92 people on the trip.
How many chaperones are there?
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Question 15
15.
On a field trip, there are 3 chaperones for every 20 students. There are 92 people on the trip.
How many children are there?
On a field trip, there are 3 chaperones for every 20 students. There are 92 people on the trip.
How many children are there?
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Source: Open Up Resouces (Download for free at openupresources.org.)