IM 6.3.15 Lesson: Finding This Percent of That
Find the value of the expression mentally.
A school held several evening activities last month—a music concert, a basketball game, a drama play, and literacy night. The music concert was attended by 250 people. How many people came to each of the other activities?
Attendance at a basketball game was 30% of attendance at the concert.
Attendance at the drama play was 140% of attendance at the concert.
Attendance at literacy night was 44% of attendance at the concert.
50% of the people who attended the drama play also attended the music concert. What percentage of the people who attended the music concert also attended the drama play?
During a sale, every item in a store is 80% of its regular price.
If the regular price of a T-shirt is $10, what is its sale price?
During a sale, every item in a store is 80% of its regular price. The regular prices of five items are shown here. Find the sale price of each item.
You found 80% of many values. Was there a process you repeated over and over to find the sale prices? If so, describe it.
Select all of the expressions that could be used to find 80% of .