Common Fractions and Percents

Penelope is told to clean all the windows at her house.  After cleaning 9 windows her job is 30% complete.  How many windows does she clean in all?

• 100

• 50

• 30

• 25

You have three pounds of hamburger. How many 1/4 pound hamburgers can be made from this amount of meat? 

• 1  1/4

• 6

• 8

• 12

John has a pizza slice that represents 1/10 of the whole pizza. What percentage of the whole pizza does John's slice represent?

• 5%

• 10%

• 20%

• 1%

Which fractions are equivalent to one half? SELECT ALL THAT APPLY

• 2/4

• 2/3

• 3.5/7

• 750/1500

• 12.5/25

When converting decimals to percents... SELECT ALL THAT APPLY

• Move the decimal two places to the left.

• Move the decimal two places to the right.

• Multiply by 100

• Divide by 100

The top number of a fraction is called the __________ and the bottom number is called the ___________.

• factor and multiple (in this order in the senetence)

• numerator and denominator (in this order in the sentence)

• denominator and numerator (in this order in the sentence)

• top dog and silly cat (in this order in the sentence)

Fractions that are identical in value but have different numerators and denominators are called

• Twin Fractions

• Greatest Common Factors

• Least Common Multiples

• Equivalent Fractions

The line in a fraction represents which operation?

• Addition

• Subtraction

• Multiplication

• Division

The "giant one" can be used to...

SELECT ALL THAT APPLY

• write equivalent fractions

• represent the Identity Property of Multiplication when rewriting fractions

• make your work look cool

• convert decimals to percents

Review your notes and consider the two methods we learned for changing fractions to percents in Lesson 1.2.4. Select all of the fractions where it makes most sense to use the Identity Property of Multiplication to make the conversion to a percent.

• 9/25

• 9/19

• 9/20

• 9/23