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Writing Expressions
Writing Equations
Solving Equations
Vocabulary
Percentages
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

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

What is a variable?

100

20% of a is 11. What is a?

What is 55?

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 45 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 = 43"?
200

A number placed before and multiplying the variable in an algebraic expression

What is a coefficient

200

Priya has completed 9 exam questions. This is 60% of the questions on the exam. How many questions is the exam?

What is 15 questions?

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

The answer to a subtraction problem is a(n) ______________.

What is a difference

300

80% of c is 20. What is c?

What is 25?

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

A combination of numbers, variables (like x, y), and operations (like +, -, ×, ÷) that represents a calculation

What is an expression

400

A crew has paved 3/4 of a mile of road. If they have completed 50% of the work, how long is the road they are paving?

What is 6/4 or 1.5 miles?

500

Five times the sum of 4 and t

What is "5 x (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

1/3x=15

What is "x = 1"?

500

A small number written above and to the right of a base number, showing how many times to multiply the base by itself

What is an exponent

500

40% of x is 35. What is the value of x?

What is 87.5?