Equations and Expressions

Who is this?

• Ariana Grande

• Selena Gomez

• Taylor Swift

• J.K.Rowling

What equation matches this situation?
Robyn had some video games then bought 4 more.  Now she has a total of 10 games.

• v - 4 = 10
• v + 4 = 10
• 10 - 4 = v
• Answer not Given

Which equation correctly represents this scenario:

Apples cost $2 per pound, a. How many pounds of apples can you buy for $20?

2. Cheryl gets paid $8 per hour, h, for her job at the record store. She made a total of $96 last week. Which equation models this situation?

• 96h = 8

• h/96 = 8

• 8h = 96

• h/8 = 96

Which choice models this situation?

Lisa finished a race in 58 seconds. This was 4 seconds less than her best practice time, t. What was Lindsey's best practice time?

• t + 4 = 58

• t - 4 = 58

• 4t = 58

• t/4 = 58

Which choice models this situation? Marcus needs to sell 25 tickets to a fundraiser by Friday. So far, he has sold 9 tickets. How many tickets does he still need to sell?

• t - 9 = 25

• t + 9 = 25

• 9t = 25

• t/9 = 25

Which choice models this situation?

Chris has read 125 pages in a book. The book has a total of 262 pages. How many pages does she have left to read to finish the book?

Becky is preparing for her younger sister's birthday party. She splits a jar of lollilops evenly among 6 goody bags. Each bag ends up with 4 lollipops.

Which equation can you use to find the number of lollipops n in the jar?

• n/6 = 4

• n - 4 = 6

• 4n = 6

• n + 6 = 4

Charlie has some candy. He shares ten pieces with Betsy and is left with 24 pieces. Which equation should I use to solve this problem?

• x +10 = 24

• x - 10 = 24

• 10x = 24

• x + 24 = 10

Nancy has n number of baseball cards. Tony has 3 fewer baseball cards than Nancy. Which expression shows the number of baseball cards Tony has?

• n × 3

• n – 3

• 3 – n

• 3 ÷ n