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Decimals, Fractions, & Rational Number Operations
Simplifying Algebraic Expressions
Distributive Property
Word Problems: Writing expressions
Equivalent Expressions
100

-720 * (-12 + 15)

What is -2160

100
4g + 7g
What is 11g
100
-9(n - 6)
What is -9n + 54
100
Write an expression that represents the situation: Lola makes $12 per hour.
What is 12h
100
Equivalent or not? -5(3x + 4) + 2 = -15x + 6
What is Not equivalent
200

Convert 3/12 to a decimal

What is 0.25

200
27h - 13h
What is 14h
200
4n - (7 - 6n)
What is 10n - 7
200
Lucy has $1980 in her checking account. If she has d dollars in her savings account, how much does she have altogether?
What is 1980 + d
200
Equivalent or not? 3(x - 4) - 5(x-4) = -2x + 8
What is Equivalent
300

1/4 times 9/12


* Write your answer in simplest form.

What is 1/12

300
(5n + 2h) + (23n + 14h)
What is 16h + 28n
300
(30x - 12y) - (-32x + 4y)
What is 62x - 16y
300
Mrs. Ebener is twice Adrian's age. Write an expression representing the situation.
What is 2a
300
6(1.5x - 2) + 2 = 9x + 30
What is Not equivalent
400

1/8 less than 1/2

What is 0.375

400
8 + 6t - 3t + t
What is 4t + 8
400
*DAILY DOUBLE* (67m - 33g) - (99m - 33g)
What is -32m
400
Morgan makes $14 per hour. He received $50 in tips last night. How much money did Morgan make if he worked for h hours?
What is 14h + 50
400
Which one is NOT equivalent? a. 2(4x - 3) b. 3x + 2x + 3x - 6 c. 8x - 3
What is c. 8x - 3
500

-165 + 211

What is 46

500
5c - 3d - 12c + d
What is -7c - 2d
500
-9 (1 - 10n) - 2(3n + 9)
What is 84n - 27
500
A triangle has all equal sides. The perimeter of the triangle is 6x - 12. What is the value of one side?
What is 2x - 4
500

Equivalent or not?


 2(2x - 6)           and            4x + 12

NO


50 bonus points for the teams that can share why.