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Middle School Math Vocab
Middle School Math Vocab
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Random vocab for middle school math
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93 cards
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1
A quadrilateral with all four sides the same length
Rhombus
Parallelogram
Trapezoid
Rectangle
2
Numbers that can be multiplied to make a certain number (ex ~ 8: 1, 2, 4, 8)
Dividends
Factors
Mulitples
Variables
3
The difference between the smallest and largest of a set of numbers
Median
Mean
Range
Mode
4
A polygon with two sets of parallel sides
Rhombus
Trapezoid
Quadrilateral
Parallelogram
5
Tenths, Hundredths, Thousandths, Ten thousandths, Hundred thousandths...
Order of Digits
Whole Number place values
Decimal place values
Order of operations
6
A relationship between two variables; x relating to y
Function
Bar graph
Equation
Circle graph
7
The first piece of the order of operations
Addition
Exponents
Parentheses
Perimeter
8
Grouping symbols
Parentheses
Quotients
Numerals
Operations
9
Numbers that are being added
Dividends
Addends
Integers
Quotients
10
The distance around a circle
Circumference
Perimeter
Radius
Diameter
11
They are always out of 100
Percents
Decimals
Ratios
Fractions
12
Up and down
Perpendicular
Right angle
Vertical
Horizontal
13
To find area:
Length times width
Add all side lengths
Length times width times height
Multiply all side lengths
14
A line that cuts across parallel lines
similar
transversal
perpendicular
variable
15
A four sided shape
Quadrilateral
Pentagon
Triangle
Octagon
16
An angle less than 90 degrees
Acute
Obtuse
Complementary
Right
17
Angles that add up to 180 degrees
Tri angles
Inverse angles
Complementary angles
Supplementary angles
18
A line with two end points
Line
Perimeter
Ray
Line segment
19
The bottom number of a fraction
Numerator
Denominator
Whole number
Improper
20
Before multiplying or dividing mixed numbers, rewrite them as ________
Improper fractions
Reciprocals
Proper fractions
Whole numbers
21
The number of quarts in a gallon
2
4
8
16
22
Three feet equals one...
Yard
Inch
Meter
Centimeter
23
A 90 degree angle
Similar
Obtuse
Right
Acute
24
To find the average by selecting the number that is repeated most often
Median
Mean
Range
Mode
25
A letter that represents a number
Fraction
Coefficient
Variable
Percent
26
Relationship of a part to a whole
Fraction
Number sentence
Decimal
Ratio
27
Things that have the same size and shape
Vertical
Congruent
Parallel
Similar
28
In one year there are _____ days.
385
335
235
365
29
The biggest factor that numbers share
Prime
Least Common Multiple
Composite
Greatest common factor
30
A mathematical phrase that can contain numbers, variables and operations.
Expression
Variable
Equation
Coefficient
31
A quadrilateral with one set of parallel sides
Rectangle
Parallelogram
Trapezoid
Rhombus
32
The answer to a division problem
Difference
Sum
Product
Quotient
33
Altogether, combined, total
Division
Multiplicaiton
Subtraction
Addition
34
The sum of the angels in a quadrilateral
90 degrees
270 degrees
180 degrees
360 degrees
35
To find the average by adding numbers together then dividing by how many were added
Mean
Median
Range
Mode
36
Ones, Tens, Hundreds, Thousands, Ten Thousands...
Whole Number Place Values
Decimal Place Values
Order of digits
Order of Operations
37
Lines that are the same distance apart in all places
Right Angle
Parallel
Perpendicular
Congruent
38
An angle greater than 90 degrees
Acute
Similar
Obtuse
Right
39
A way of writing very small or very large numbers (ex: 25 ⋅ 10
13
)
Standard Form
Exponential Notation
Expanded Form
Scientific Notation
40
The answer to an addition problem
Product
Difference
Perimeter
Sum
41
Any shape with straight sides
Polygon
Dodecagon
Quadrilateral
Trapezoid
42
A number that has more than two factors
Expression
Prime
Equation
Composite
43
The symbols 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9 ONLY
Place values
Digits
Numbers
Numerals
44
The sum of the angles in a triangle
360 degrees
270 degrees
180 degrees
90 degrees
45
Pi
4.31
3.14
3.24
4.13
46
A number that multiplies a variable (ex: the 4 in 4x
2)
Coefficient
Divisor
Quotient
Variable
47
The grid where you place ordered pairs (x,y)
Number line
Bar Graph
Pie Chart
Coordinate Plane
48
A fraction that has been "flipped upside down."
Mixed number
Reciprocal
Proper fraction
Improper fraction
49
Any whole number, positive or negative
Fraction
Coefficient
Numeral
Integer
50
The number of inches in a foot
10
16
8
12
51
The distance around a shape
Length
Area
Perimeter
Volume
52
A rectangle whose sides are all the same length
Quadrilateral
Parallelogram
Square
Rhombus
53
A corner, or the point where two lines meet
Reciprocal
Vertex
Congruent
Integer
54
The top number in a fraction
Denominator
Whole number
Improper fraction
Numerator
55
The space inside a polygon
Volume
Capacity
Area
Perimeter
56
Making a number simpler by changing it to something that's close but easier to work with
Sleeping
Rounding
Multiplying
Calculating
57
The name for (0,0) on a coordinate plane
Face
Base
Origin
Vertex
58
Angles that add up to 90 degrees
Complementary angles
Supplementary angles
Inverse angles
Acute angles
59
A number used to tell order (1st, 2nd, 3rd...)
Natural Numbers
Whole Numbers
Ordinal Numbers
Integers
60
A number written using its place values as addends
Standard Form
Numerical Form
Word Form
Expanded Form
61
Rounding numbers before using them
Order of Operations
PEMDAS
Dividing
Estimating
62
To find the average of numbers by putting them in order and selecting the value in the middle.
Range
Mode
Median
Mean
63
Reducing a fraction is also called...
Solving
Simplifying
Proper fraction
Improper fraction
64
Fractions that have the same value but are written differently.
Simplified fractions
Proper fractions
Improper fractions
Equivalent fractions
65
An equation saying that two ratios are equal
Percent
Proportion
Ratio
Decimal
66
The number of cups in a pint
16
8
2
4
67
Intersecting lines...
meet at 90 degrees
are the same distance apart in all places
cross or touch each other
are supplementary
68
The counting numbers (1, 2, 3, 4...)
Real Numbers
Finite Numbers
Integers
Natural Numbers
69
The number of pounds in a ton
10
100
2,000
1,000
70
The inside of a 3D shape
Volume
Perimeter
Size
Area
71
area, double, triple
Multiplication
Addition
Subtraction
Division
72
Decreased by, less than, fewer, difference, change
Addition
Multiplication
Division
Subtraction
73
Numbers that are divisible by 5...
end in 0 or 5
end in 0, 2, 4, 6, or 8
end in 5
are even
74
A quadrilateral with four 90 degree angles
Rectangle
Rhombus
Parallelgram
Trapezoid
75
A straight line is...
90 degrees
270 degrees
180 degrees
360 degrees
76
They compare amounts, and can be written three ways: with "to", with ":" or as a fraction.
Percent
Product
Ratio
Proportion
77
Step-by-step procedure for solving a problem
Function
Equation
Input-output table
Algorithm
78
The distance from a number to zero
Absolute Value
Temperature
Integer
Equation
79
The distance from the center of a circle to the edge
Area
Diameter
Radius
Circumference
80
The answer to a multiplication problem
Product
Quotient
Sum
Difference
81
How likely it is for something to happen
Translation
Reflection
Probability
Geometry
82
A number that has exactly 2 factors: 1 and itself
Composite
Multiple
Factor
Prime
83
Side to side
Vertical
Parallel
Perpendicular
Horizontal
84
The shortest hand on a clock
Hour Hand
Second hand
Minute hand
Left hand
85
The number that shows how many times to multiply a base number by itself.
Quotient
Product
Exponent
Numerator
86
Operations that undo each other (Addition and subtraction, multiplication and division...)
Inverse operations
Algorithms
Reciprocals
Complementary operations
87
A number written using digits
Expanded form
Standard form
Exponential form
Word form
88
The same shape but different sizes
Parallel
Congruent
Similar
Polygons
89
The number of degrees in a circle
180
360
720
90
90
A number that can be expressed as a fraction, positive or negative
Rational Number
Irrational Number
Fractional number
Whole Number
91
The distance across a circle
Radius
Perimeter
Diameter
Circumference
92
To change a mixed number to an improper fraction...
Numerator ⋅ Denominator + Whole, Numerator stays the same
Whole ⋅ Denominator + Numerator, Denominator Stays the same
Denominator ⋅ Numerator + Whole, Denominator stays the same
Whole ⋅ Numerator + Denominator, Denominator stays the same
93
The answer to a subtraction problem
Product
Difference
Quotient
Sum
