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