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