Algebraic Expressions 1

​Write and Evaluate Algebraic Expressions

Multiple Select

Which of the following are algebraic expressions?

• m

• 7h + 2

• 20a

• 12.5 + 2

• $$\frac{b}{8}$$

Multiple Choice

Which one of the following is a variable?

• 77777777

• k

• $$\div+\pm\cdot$$

Multiple Choice

What is a variable?

• A variable is a fixed memory location.
• A variable is a rare type of exotic fruit.

• A variable is a type of data structure.
• A variable is a function that returns a value.

• A variable is a letter that represents an unknown number.

Multiple Choice

Find the variable in the expression: 17 + 9.7m

• 17

• +

• 9.7

• m

• 9.7m

Multiple Choice

Find the variable in the expression 1.4 + 9(2/a +3.77)²

• 1.4

• a

• 9

• +

• 3.77²

Multiple Choice

What are terms?

• Terms are only used in legal documents.
• Terms are synonymous with conditions.
• Terms refer to the duration of a contract.
• Terms are the parts of an algebraic expression separated by addition or subtraction.

• Terms are specific words or phrases with undefined meanings.

Multiple Select

Select all terms in the expression: 2x + 4y - 9

• 2x

• +

• 4y

• -

• 9

Multiple Choice

How many terms are in the expression: 5 + 8 + b + 6m

• 1 term

• 2 terms

• 3 Terms
• 4 terms

• 5 terms

Multiple Select

What are the coefficients in 2x + 3y?

• x

• 2

• +

• 3

• y

Labelling

Label an example of each of the following:

Drag labels to their correct position on the image

Variable

Exponent

Operation

Coefficient

Multiple Choice

Write an algebraic expression for the word expression:

Dimitri has c cats and adopts 2 more.

• 2c

• c ⋅ 2

• c + 2
• c / 2
• c - 2

Multiple Choice

Write an algebraic expression for the word expression:

Tammy has d dollars in her bank account and spends 50.

• d / 50
• 50 - d
• d - 50
• 50d

• d + 50

Multiple Choice

Write an algebraic expression for the word expression:

Randall earns $50 for each art p piece that he sells.

• 50 + p

• p - 50

• p/50

• 50p + 10
• 50p

​Think of an expression for the example that follows:

Open Ended

Write an expression for the situation in the video you just watched.

Multiple Choice

Evaluate 10h if h=2

• 25
• 15
• 5
• 20
• 30

Match

Match each term to its operation.

Sum

Product

Quotient

Difference

• Sum

• Product

• Quotient

• Difference

Multiple Choice

Write the algebraic expression for the word expression:

Erin earns $75 for each blanket b she sells at the market.

• 7b5

• 75b

• 75 - b

• b + 75

• b/75

Multiple Choice

Laura is baking cakes. She wants to find out how many cakes she can bake with e eggs.

Each cake takes 3 eggs. Write an expression for how many cakes she can bake with e eggs.

• 3^e

• e - 3

• 3 + e

• e ÷ 3

• 3e

Multiple Choice

Lenny has h hotdogs and then eats 2 of them.

• 2 + h

• h - 2

• 2h

• h/2

• h