Lesson 15 cloned 3/6/2022

Last updated almost 4 years ago

15 questions

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6.RP.3.c

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Lesson 15 cloned 3/6/2022

Last updated almost 4 years ago

15 questions

To find 40% of 75, Priya calculates 2/5*75. Does her calculation give the correct value for 40% of 75?

5.NBT.6

6.RP.3.c

If x represents a number, does 2/5*x always represent 40% of that number?
Explain your reasoning

5.NBT.6

6.RP.3.c

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 Priya practice?

5.NBT.6

6.RP.3.c

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 Tyler practice?

5.NBT.6

6.RP.3.c

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.

5.NBT.6

6.RP.3.c

Order from greatest to least:

55% of 180
12% of 700
300% of 26

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6.RP.3.c

20% of 60 is ________

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25% of ________ is 6

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________% of 100 is 14

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50% of 90 is ________

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6.RP.3.c

10% of ________ is 7

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6.RP.3.c

30% of 70 is ________

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6.RP.3.c

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?

5.NBT.6

6.RP.3.c

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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6.RP.3.c

On a field trip, there are 3 chaperones for every 20 students. There are 92 people on the trip.

How many children are there?

5.NBT.6

6.RP.3.c

Source: Open Up Resouces (Download for free at openupresources.org.)

Lesson 15 cloned 3/6/2022

Lesson 15 cloned 3/6/2022

To find 40% of 75, Priya calculates 2/5*75. Does her calculation give the correct value for 40% of 75?

If x represents a number, does 2/5*x always represent 40% of that number?Explain your reasoning

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 Priya 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 Tyler practice?

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.

Order from greatest to least:

20% of 60 is ________

25% of ________ is 6

________% of 100 is 14

50% of 90 is ________

10% of ________ is 7

30% of 70 is ________

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?

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 children are there?

To find 40% of 75, Priya calculates 2/5*75. Does her calculation give the correct value for 40% of 75?

If x represents a number, does 2/5*x always represent 40% of that number?Explain your reasoning

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 Priya 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 Tyler practice?

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.

Order from greatest to least:

20% of 60 is ________

25% of ________ is 6

________% of 100 is 14

50% of 90 is ________

10% of ________ is 7

30% of 70 is ________

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?

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 children are there?

If x represents a number, does 2/5*x always represent 40% of that number?
Explain your reasoning

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 children are there?

If x represents a number, does 2/5*x always represent 40% of that number?
Explain your reasoning

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 children are there?