Writing Expressions
Writing Equations
Solving Equations
Simplify: distributive property or combine like terms
Vocabulary
100

Fern has 7 red pens and b blue pens. How many pens does Fern have?

What is "7 + b" pens?

100

Roger bought some used CDs at a garage sale. He gave 9 CDs to his dad and kept 12 of them for himself. How many CDs did Roger buy at the garage sale?

What is "c - 9 = 12" or "c - 12 = 9" or "9 + 12 = c" or 12 + 9 = c"?

100
18 + x = 36
What is "x = 18"?
100

25y + 8y

What is an "33y"?

100

A(n) _________________ is an unknown part of an equation, represented by a letter.

What is a variable?

200
Sarah had 15 quarters. She used q quarters in the vending machine. How many quarters does Sarah have left?
What is "15 - q" quarters?
200

Felicia and Sam sold 103 muffins at the bake sale. Felicia sold 25 muffins. How many muffins did Sam sell at the bake sale?

What is "45 + s = 103" or "s + 45 = 103" or "103 - 45 = s" or 103 - s = 45"?

200

x - 45 = 88

What is "x = 133"?

200

6(3t - 4)

What is "18t - 24"?

200

Each group of variables and numbers, separated by addition and subtraction signs, is called a(n) _____________ of the equation.

What is a term?

300
Macy had d dollars. She gave half of her dollars to charity. How many dollars did she give to charity.
What is "1/2 d" dollars?
300
Francine walked 44 miles last month on her days off. She walked 4 miles each time. How many days did Francine have off?
What is "4d = 44" or "44/4 = d" or 44/d = 4"?
300
x/3 = 10
What is "x = 30"?
300

8n + 12 + n - 4

What is  "9n + 8"?

300

Two expressions set equal to each other creates a(n) _______________.

What is an equation?

400
A candy company divided c bags of candy into 12 boxes. How many bags of candy are in each box?
What is "c/12" bags?
400
Alison took 51 candy bars and split them into groups to give out for Halloween. She put 3 bars in each group. How many bunches did Alison make?
What is "51/3 = b" or "51/b = 3" or "3b = 51"
400
15 * x = 75
What is "x = 5"?
400

7(6 + r) - r + 13

What is an "6r + 55"?

400

A(n) ________________ is a combination of numbers, variables, and symbols that illustrate a mathematical relationship

What is an expression?

500
Five times the sum of 4 and t
What is "5(4 + t)"?
500
The sum of 13 and the quotient of 6 and x is equal to 15.
What is "13 + 6/x = 15"?
500

x/7 - 4 = 3

What is "x = 49"?

500

20a + 75/3 + a - 3 + 2(4a + 6)

What is an "29a + 34 "?

500
the answer to a subtraction problem is a(n) ______________.
What is the difference?