Writing Expressions

Writing Equations

Expression or Equation

Vocabulary

Random

100

Branly has 5 red Among Us stickers and b blue Among Us stickers. How many stickers does Branly have?

"5 + b" Among Us stickers

100

Edvin bought some new Among Us plushies at a sale. He gave 9 plushies to Chris and kept 12 of them for himself. How many Among Us plushies did Edvin buy at the sale?

"a - 9 = 12" or

"a - 12 = 9" or

"9 + 12 = a" or

"12 + 9 = a"

100

25y

EXPRESSION

100

An _________ is a mathematical phrase that contains numbers, variables, or both. _______ never have an equal sign.

Expression

100

How many terms are in the following expression:

3x + 2y – 2x + 6

4

200

Sarah had 15 quarters. She used q quarters in the vending machine. How many quarters does Sarah have left?

"15 - q" quarters left

200

Jackie and Sam sold 103 cookies at the bake sale. Sam sold 25 cookies. How many cookies did Jackie sell at the bake sale?

"25 + j = 103" or

"j + 25 = 103" or

"103 - 25 = j" or

"103 - j = 25"

200

145t + 3

Expression

200

An _________ is a mathematical sentence that says two expressions are equal. ________ always have an equal sign.

Equation

200

What are the variables in this expression?

3x + 5y

x and y

300

Macy had d dollars. She gave half of her dollars to charity. How many dollars did she give to charity.

"1/2 d" dollars

300

Jenna walked 40 miles last month on her days off. She walked 4 miles each time. How many days did Jenna have off?

"4d = 40" or

"40/4 = d" or

"40/d = 4"

300

19f = 63

Equation

300

A ________ is a letter that represents an unknown amount.

Variable

300

Is this an expression or an equation?

(3 + a) - 2b

Expression

400

A candy company divided c bags of candy into 12 boxes. How many bags of candy are in each box?

"c/12" bags

400

Andrea took 50 easter eggs and split them into baskets to give out for Easter. She put 5 eggs in each basket. How many baskets did Andrea make?

"50/5 = b" or

"50/b = 5" or

"5b = 50"

400

7(1/2 + r)

Expression

400

A _________ is a number multiplied by a variable. A _________ is written immediately in front of the variable

Coefficient

400

How many terms, variables and coefficents are there in this expression?

5x - 8 + 3 + 2y - 5

Term: 5

Variables: 2 (x and y)

Coefficients: 2 (5 and 2)

500

Five times the sum of 4 and t

"5(4 + t)"

500

The sum of 13 and the quotient of 6 and x is equal to 15.

"13 + 6/x = 15"

500

34v - 17 = 12u + 87

Equation

500

A ______ is a part of an expression or equation that is added or subtracted. Each _____ in an expression is separated by a + sign or - sign.

Term

500

Cooper drew p pictures. Jared drew 80 fewer pictures than Cooper. Choose the expression that shows how many pictures Jared drew. Write an expression.

p − 80

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