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Building Expressions
Key Words
Simplifying Expressions
Algebraic Products
Randomness
100
Suppose we have 3 cups with nails in them plus 2 nails left over. Find how many nails if Lucy put 5 nails into each cup.
What is 17 nails?
100
A _________ is a symbol used to represent a known number.
What is numeral?
100

Simplify: 

3a - 2a + 3a.

What is 4a?

100
In a product where there are two or more variables, one should always write them in _____________.
What is alphabetical order?
100

If possible, combine like terms: 

5x - 10y + 5x.

What is 10x - 10y?

200
By drawing diagrams if needed, combine these terms: (3c + 4) - (c + 1).
What is 2c + 3?
200
A ________ is an unknown quantity which we represent by a letter or pronumeral.
What is variable?
200

Simplify: 

3x + 2x - 5.

What is 5x - 5?

200

Write in product notation: 

2*a + b * 3

What is 2a + 3b?

200
Suppose we have 5 bags which contain some oranges. Find out how many oranges are present if each bag contains: y oranges and there are 2 left over.
What is 5y + 2?
300

Evaluate 

3c + 7 for c=10.

What is 37?

300
The difference between an equation and an expression is _______.
What is an equal sign?
300

Simplify: 

7x - 11y + 4x - y.

What is 11x - 12y?

300

Simplify using product notation: 

3c x 2d.

What is 6cd?

300

Write in simplest form: 

5*p*p-p*p

What is 4p2?

400

Evaluate 3(x + 2) 

when x = 5.

What is 21?

400
The coefficient of x in the expression 7y - 5x.
What is -5?
400
Could 3x + 5 = 3y + 5? Why or why not?
What is yes? If x and y represented the same number, the two expressions would be equal.
400

Write in simplest form: 

2*a*a*a+b


What is 2a3+ b?

400

After collecting like terms, 

-8t + 4q + qt + 5t,  the coefficient of t.

What is -3?

500
Suppose we have two cups each containing c nails with b nails left over. Find the total number of nails present if we put 3 nails in each cup.
What is 6 + b?
500
The constant term in the expression -7 + 4y - 2x.
What is -7?
500

Simplify: 

4m + 4 + p.

What is 4m + 4 + p?

500

Write in simplest form: 

3(a + a + a).

What is 9a?

500

If a butcher is 6 feet tall, 27 years old, enjoys long walks on the beach, has a pet dog named Wendell, and recently went on a diet, what does he weigh?

What is meat?