Vocab
What is a letter used to represent an unspecified number or value?
A. Variable
B. Term
A. Variable
True or False: Expressions have equals signs.
A. True
B. False
B. False
Three to the power of seven
37
Add, plus more than, increased by can be represented by what symbol?
+
What kind of expression that contains at least one variable?
A. Algebraic expression
B. Numerical expression
A. Algebraic expression
What is a number, a variable, or combination, separated by operations?
A. Variable
B. Term
B. Term
Translate the verbal expression into a numerical expression:
Forty-two divided by two plus one
40 / 2 + 1
Evaluate (solve) the operation below:
25
32
Difference, less than, minus by can be represented by what symbol?
-
We can represent unknown variables in verbal expressions as:
A. x
B. a letter x
B. a letter x
What is a term that does not contain a variable (plain number)?
A. Coefficient
B. Constant
B. Constant
Translate the numerical expression into a verbal expression:
(5 + 17) * 9
The sum of five and seventeen times nine
When does GEMDAS stand for?
Grouping symbols
Exponents
Multiplication or Division (whichever comes first from left to right)
Addition or Subtraction (whichever comes first from left to right)
What operation do you need to use when you see:
the sum of two and four
Addition +
Define the variable:
a number of pencils
Let p be the number of pencils
What is the number in front of a variable is called?
A. Coefficient
B. Constant
A. Coefficient
Translate the verbal expression into an algebraic expression:
Three times the sum of a number x minus fifteen
3x - 15
( )
[ ]
{ }
What operation do you need to use when you see:
quotient of twenty and five
Jaden spends $2 on each soda he buys. Let s be the number of sodas he buys.
Write an algebraic equation.
2s
What is a mathematical phrase that contains only numbers and mathematical operations?
A. Algebraic expression
B. Numerical expression
B. Numerical expression
Translate the algebraic expression into a verbal expression:
t4 + 8
A number t to the fourth power plus eight
When solving GEMDAS, what comes first, addition or subtraction?
What operation do you need to use when you see:
the product of 2 and a number y
multiplication (*)
Evaluate the expression 3x + 6 when x = 5.
21