Vocabulary
Evaluating Expressions
Order of Operations
Writing Expressions
Writing Equations
100
A letter used to represent one or more numbers.
What is a variable?
100
Evaluate 0.4r when r=6
What is 2.4
100
Evaluate the following 3 * 6 - 4
What is 14
100
The sum of 2 and a number x.
What is x + 2.
100
The sum of 42 and a number n is equal to 51.
What is n + 42 = 51
200
An expression that contains one or more variables.
What is an Algebraic Expression
200
Evaluate 0.8 + h, when h=3.7.
What is 4.5.
200
Evaluare 24 + 4(3 - 1)
What is 32
200
The product of 6 and a number y.
What is 6y
200
The difference of a number z and 11 is equal to 35.
What is z - 11 = 35
300
The step by step process you must use to evaluate an expression involving more than one operation.
What is order of operations
300
Evaluate 1/2k when K=2/3
What is 1/3
300
Evaluate 5(w-4), when w = 7.
What is 15.
300
3 less then the number k.
What is k - 3
300
The product of z and the number 20 is 60.
What is 20z = 60
400
An equations that relates two or more quantities. Ex: D=RT
What is a formula
400
Evaluate x + y, when x=11 and y=6.4
What is 17.4
400
Evaluate 4n - 12, when n=7
What is 16
400
7 less than twice a number n.
What is 2n - 7
400
The product of 9 and the quantity of 5 more than a number than t is equal to 54.
What is 9(t+5) = 54
500
Digits in a measurement that carry meaning in a given number.
What are significant digits.
500
Evaluate w-z, when w=9.5 and z=2.8
What is 6.7
500
Insert grouping symbols to make the following expression equal to 14. 9 + 39 + 22 / 11 - 9 + 3
What is (9+39+22)/(11-9+3)
500
3 times the sum of 7 and a number y.
What is 3(y+7)
500
4 more than twice a number n is equal to 25.
What is 2n + 4 = 25
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