Percents and Operations with Rational Numbers

Devon had his two friends over for pizza. Devon ate 1/4 of the pizza. One of his friends ate 3/8 of the pizza and the other friend ate 1/8 of the pizza. How much of the pizza is left?

• 1/4

• 1/8

• 1/3

• 1/5

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Ms. Sublett's math class is putting three numbers (0.3, 1/4, and 20%) in order from least to greatest. Which answer is correct?

• 1/4, 20%, 0.3

• 0.3, 20%, 1/4

• 20%, 1/4, 0.3

• 0.3, 1/4, 20%

-4.5 is an example of what kind of number?

• whole number

• integer

• rational number

• irrational number

• 
• 
• 
• 

Tags

CCSS.4.NF.A.2

• $12.00
• $4.00
• $24.00
• $72.00

Tags

CCSS.6.RP.A.3C

What number is 75% of 32?

• 22

• 24

• 27

• 18

Tags

CCSS.6.RP.A.3C

• A

• B

• C

• D

16 is 40% of what number?

• 40

• 42

• 38

• 36

Tags

CCSS.6.RP.A.3C

What operation(s) would you use to solve: The news reported that 40% of customers lost their electricity during the last storm. If there are 2,600 customers, how many lost their electricity?

• Addition

• Subtraction

• Multiplication

• Division

Tags

CCSS.6.RP.A.3C

Tarik turns in his third research report. His teacher says that 20% of his reports for the year are done. How many research reports will Tarik complete during the school year?

• 0.6 reports

• 12 reports

• 15 reports

• 18 reports

Tags

CCSS.6.RP.A.3C