Algebraic Expressions and Word Problems

Match the following

• Difference

• Multiplication

• Twice or triple the amount

• Subtraction

• Total

• Adding

• Equal Parts

• Division

Rhonda was organizing photos in a photo album. She took 60 photos and divided them evenly among p pages. Which algebraic expression represents the number of photos on each page? What are the important parts of this problem that can help you write an algebraic expression?

• 60 photos

• The phrase, "divided them evenly" lets me know which operation to use.

• Her name is Rhonda

• p stands for the pages

Rhonda was organizing photos in a photo album. She took 60 photos and divided them evenly among p pages. Which algebraic expression represents the number of photos on each page?

• p / 60

• 60 / p

• 60 + p

• 60p

Tickets to the aquarium cost $27 per person. Write an expression to represent the total cost of tickets for a group of people. Let n represent the number of people in the group. What are the important parts of this problem that can help you write an algebraic expression?

• The aquarium is a fun place to go.

• Tickets cost $27 per person

• n stands for the number of people in the group

• I am trying to find the total cost of tickets for the whole group

Tickets to the aquarium cost $27 per person. Write an expression to represent the total cost of tickets for a group of people. Let n represent the number of people in the group.

• 27 + n

• 27n

• 27/n

• 27 - n

Kelly has some money she has already saved. After mowing two lawns on Saturday, she adds $40 to her savings. How much money has Kelly saved altogether? Let s represent the amount of money she already has in savings. What information is needed in order to help write an algebraic expression?

• s stands for the amount of money she already saved.

• Kelly likes to mow lawns

• The words "she adds" lets me know to write a + sign.

• She added $40 to her savings.

• Kelly worked on Saturday.

Kelly has some money she has already saved. After mowing two lawns on Saturday, she adds $40 to her savings. How much money has Kelly saved altogether? Let s represent the amount of money she already has in savings.

• s + 40

• 40s

• 40 - s

• 40/s

Tyrell has a sister that is y years younger than him. If Tyrell is 12 years old, how old is his sister? What information is important to help you write an algebraic expression?

• Tyrell does not have a brother

• Tyrell gets along with his sister.

• Tyrell is 12 years old.

• y represents the amount of years his sister is younger than him.

• Since the sister is younger than him, that means I need to subtract.

Tyrell has a sister that is y years younger than him. If Tyrell is 12 years old, how old is his sister? Which algebraic expression could be used to find the age of Tyrell's sister?

• y - 12

• 12 / y

• 12 + y

• 12 - y

9t is equivalent to ​ ​ (a)  

• 9 plus t
• 9 minus 2
• 9 divided by t
• 9 times t