Topic 7 Lessons 1-5

Which fraction can be replaced with 1/2 when estimating with fractions?

• 10/12

• 7/16

• 2/9

• 18

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Which is the best estimate for the sum 2/9 + 10/11?

• 0 + 0 = 0

• 1 + 1 = 2

• 1/2 + 1/2

• 0 + 1

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Which of the following best explains whether 1/2 or 1 is the better estimate of 36/40?

• 1/2 and 40/40 =1. Since 36 is less than 40, 36/40 is closer to 1/2 than it is to 1

  .

• 1/2 and 40/40 = 1 Since 36 is closer to 20 than it is to 40, 36/40 is closer to 1/2 than it is to 1.

• 1/2 and 40/40=1 Since 36 is exactly halfway between 20 and 40, 36/40 is as close to 1/2 as it is to 1.

• 20/20 = 1/2 and 40/40 = 1 Since 36 is closer to 40 than it is to 20, 36/40 is closer to 1 than it is to 1/2.

Tags

CCSS.4.NF.A.2

Which of the following is a common denominator of 3/4

and 1/5?

• 35

• 20

• 15

• 30

Which correctly renames 7/8 and 5/6 using a common denominator?

• 42/48 and 40/48

• 42/48 and 30/48

• 14/16 and 15/18

• 28/24 and 20/24

Carter plays 5/8 of a basketball game. The basketball game is 40 minutes long. Which of the following shows how to find the number of minutes Carter plays?

• 5×8 40

  8×8 = 64 ; 40 minutes

• 5×7 35

  8×7 = 56 ; 35 minutes

• 5×5 25

  8×5 = 40 ; 25 minutes

• 5×4 20

  8×5 = 40 ; 20 minutes

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

What is the difference of 7/8 −1/3?

• 13/24

• 8/11

• 6/5

• 6/8

Tags

CCSS.7.NS.A.1C

A recipe for crumb cake says to mix 3/8 cup of brown sugar and 1/3 cup of white sugar. From this sugar mixture, set aside 1/4 cup for the crumb topping.

The remaining sugar mixture is used to make the cake.

What amount of the sugar mixture is used to make the cake?

• 17/24

• 1/2

• 11/24

• 7/12

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Owen and Bella shared a granola bar. Bella ate 1/4 of the granola bar. Owen ate 1/3 of the bar.

How much of the granola bar did Owen and Bella leave uneaten?

• 5/7

• 1/24

• 3/8

• 5/12

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

(3/4 + 1/2) - 1/6

• 13/12

• 1 1/2

• 1 1/12

• 2

Tags

CCSS.7.EE.B.3