Math Rotations – Ch 4 L 6 & 8

 

When  you  are  done  with  a  rotation,  help  a  friend,  or  take  an  ENRICH  worksheet    

Today I will convert mixed numbers to improper fractions

So that I can multiply and divide mixed numbers

I know I mastered it when I can successfully answer questions on the review sheet for the Chapter 4 test.

AT YOUR SEAT: SHEET A Multiply and Divide Fractions  

1. !

!× !! 2. !

!× !! 3. !"

!"× !!"

7. !

!!× !! 8. !

!× !! 9. − !

!"× !"!"

10. − !

!× (–5) 11. 7× 𝟐

𝟕 12. 2 !

!× !!

1. − !!÷ !

! 2.  5 ÷  !

!   3. !

!÷ !

!

4. !!÷ !

! 5. 8 ÷ !

! 6. − !

!÷ − !

!

7. 7 ÷ !! 8. !

!÷ !

! 9. 8 !

!÷ 5

Math Rotations – Ch 4 L 6 & 8

 

When  you  are  done  with  a  rotation,  help  a  friend,  or  take  an  ENRICH  worksheet    

AT YOUR SEAT: SHEET B Multiply and Divide Fractions 13. 3!

!× !! 14. 𝟐

𝟑× −4 !

! 15. 15 ×2!

!

17. 8×3 !

! 18. 10  × 1 !

!" 19. 5!

!× −4 !

!

For Exercises 23–25, evaluate each verbal expression. 23. one fourth of two thirds 24. three fifths of one sixth 26. GASOLINE Jamal filled his gas tank and then used !

!" of the tank for traveling to visit his

grandfather. He then used !! of the remaining gas in the tank to run errands around town.

What fraction of the tank is filled with gasoline? 27. HIKING A hiker averages 6!

! kilometers per hour. If he hikes for 5!

! hours, how many

kilometers does he hike? 13. 2!

!÷ 1!

! 14. 7!

!÷ 2!

! 15. 5!

!÷ !

!

18. PIZZA Use the

table that shows the weights of three sizes of pizza.

a. How many times as heavy is the extra large pizza than the small pizza? b. How many times heavier is the medium pizza than the small pizza?

Pizza Size Weight (lbs)

Extra large 6!!

Medium 3!!

Small 1!!

 

Math Rotations – Ch 4 L 6 & 8

 

When  you  are  done  with  a  rotation,  help  a  friend,  or  take  an  ENRICH  worksheet    

AT YOUR SEAT: SHEET C Multiply and Divide Fractions

1. RADIO A radio station spends !!"

of each 24 hours on public service announcements. How much time is spent on public service announcements each day?

2. SALE A bicycle is on sale for !! of its original price. If the

original price is $354, what is the sale price?

3. STUDENT POPULATION One sixth of the students at a local college are seniors. The number of freshmen students is 2!

! times

that amount. What fraction of the students are freshmen?

4. SEWING Anna wants to make 4 sets of curtains. Each set requires 5!

! yards of fabric. How much fabric does she

need?

Divide Fractions 1. PUPPETS If a puppet requires !

!

yard of material, how many puppets can be made from 9 yards of material?

2. COOKING A batch of cookies requires 1!! cups of sugar.

How many batches can Ty make with 7!! cups of sugar?

3. FOOD Julia has 3!! pounds of

dog food. She plans to split it equally among her 7 dogs. How much dog food will each dog receive?

4. SNOW CONES Randy has two 28-pound blocks of ice for his snow cone stand. If each snow cone requires !

! pound

of ice, how many snow cones can Randy make?

5.  VACATION The Torres family drove 1,375 miles during their 6!! day vacation. Find the

average number of miles they traveled each day.  

Math Rotations – Ch 4 L 6 & 8

 

When  you  are  done  with  a  rotation,  help  a  friend,  or  take  an  ENRICH  worksheet    

HANDS ON    -­‐  With a partner complete the puzzles (2 sides) on the table.

(One paper per partnership)  

Extra Practice: Working with a partner, put the LZ Code within the

search bar. Each assignment is 10 questions. Assignment 1: EB4V6SR Assignment 2: YE7AB7

ENRICH