Percent of a Number and the Percent One Number is of Another

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Presentation transcript:

Percent of a Number and the Percent One Number is of Another

What does percent literally mean? Break it apart Per Cent How many cents are in $1.00?

Definition The word percent literally means “per hundred”

In Ty’s math class, 20% of students earned an A on a test In Ty’s math class, 20% of students earned an A on a test. If there were 30 students in the class, how many got an A?

Draw a Diagram Jim had 80 pencils, but lost 40% of them when his backpack ripped. How many pencils did he lose?

Another Way to Look at It In Ty’s art class, 12% of the Flag Day art projects received a perfect score. There were 25 art projects turned in by Ty’s class. How many of the art projects earned a perfect score?

Use the method of your choice Dominos sold 60 pizzas last night. 10% were meat lovers pizzas. How many meat lovers pizzas were sold

A bag of candy contains 300 pieces of which 28% are red A bag of candy contains 300 pieces of which 28% are red. How many pieces are red?

A bag of candy contains 300 pieces of which 28% are red A bag of candy contains 300 pieces of which 28% are red. How many pieces are NOT red?

Zoey inflated 24 balloons for decorations at the middle school dance Zoey inflated 24 balloons for decorations at the middle school dance. If Zoey inflated 15% of the balloons that are inflated for the dance, how many balloons are there in total? 1.6 24 1% 15%

Mark is reading a book for Language Arts Mark is reading a book for Language Arts. So far he has read 84 pages which is 35% of the total pages he needs to read. How many pages does he need to read?

Haley is making admission tickets to the middle school dance Haley is making admission tickets to the middle school dance. So far she has made 112 tickets, and her plan is to make 320 tickets. What percent of the admission tickets has Haley produced so far?

Ralph is trying to make 440 free throws this summer Ralph is trying to make 440 free throws this summer. He has made 88 of them so far. What percent of his goal has been reached?

Closure On a recent survey, 60% of those surveyed indicated that they preferred walking to running. If 540 people preferred walking, how many people were surveyed?