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RCHS Middle School Math Vocab Flashcards | StudBud
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RCHS Middle School Math Vocab
RCHS Middle School Math Vocab
97 terms
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Random vocab for middle school math
Flashcards
97 cards
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Answers
1
Rounding numbers before using them
Order of Operations
PEMDAS
Estimating
Dividing
2
A number that can be expressed as a fraction, positive or negative
Whole Number
Fractional number
Rational Number
Irrational Number
3
A fraction that has been "flipped upside down."
Reciprocal
Proper fraction
Mixed number
Improper fraction
4
Numbers that are divisible by 5...
are even
end in 0, 2, 4, 6, or 8
end in 5
end in 0 or 5
5
The distance across a circle
Circumference
Radius
Perimeter
Diameter
6
The distance from a number to zero
Temperature
Absolute Value
Integer
Equation
7
The difference between the smallest and largest of a set of numbers
Range
Mean
Mode
Median
8
Any whole number, positive or negative
Integer
Fraction
Coefficient
Numeral
9
A letter that represents a number
Fraction
Percent
Variable
Coefficient
10
The space inside a polygon
Volume
Perimeter
Area
Capacity
11
A number written using its place values as addends
Numerical Form
Expanded Form
Word Form
Standard Form
12
Numbers that are being added
Quotients
Integers
Addends
Dividends
13
The symbols 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9 ONLY
Digits
Place values
Numerals
Numbers
14
The inside of a 3D shape
Volume
Perimeter
Size
Area
15
To find the average by adding numbers together then dividing by how many were added
Median
Mean
Mode
Range
16
Operations that undo each other (Addition and subtraction, multiplication and division...)
Algorithms
Complementary operations
Reciprocals
Inverse operations
17
Side to side
Vertical
Parallel
Perpendicular
Horizontal
18
The number of degrees in a circle
180
720
90
360
19
A 90 degree angle
Right
Acute
Similar
Obtuse
20
Relationship of a part to a whole
Decimal
Fraction
Ratio
Number sentence
21
Polygon
A four sided shape
A shape with more than three sides
A shape with curved sides
A shape with straight sides
22
Intersecting lines...
are supplementary
are the same distance apart in all places
meet at 90 degrees
cross or touch each other
23
The number of cups in a pint
16
8
4
2
24
A quadrilateral with four 90 degree angles
Rectangle
Parallelgram
Rhombus
Trapezoid
25
of, area, rate, double, triple
Subtraction
Multiplication
Addition
Division
26
Ones, Tens, Hundreds, Thousands, Ten Thousands...
Decimal Place Values
Order of digits
Whole Number Place Values
Order of Operations
27
The number that shows how many times to multiply a base number by itself.
Quotient
Product
Numerator
Exponent
28
Angles that add up to 180 degrees
Tri angles
Complementary angles
Supplementary angles
Inverse angles
29
The counting numbers (1, 2, 3, 4...)
Integers
Real Numbers
Natural Numbers
Finite Numbers
30
To multiply fractions...
cross multiply
find common denominators
multiply by the reciprocal
multiply straight across
31
A number that has more than two factors
Equation
Prime
Composite
Expression
32
Grouping symbols
Numerals
Quotients
Parentheses
Operations
33
The answer to a division problem
Product
Sum
Quotient
Difference
34
A number written using digits
Standard form
Exponential form
Word form
Expanded form
35
The answer to an addition problem
Product
Perimeter
Difference
Sum
36
A corner, or the point where two lines meet
Reciprocal
Integer
Vertex
Congruent
37
A four sided shape
Octagon
Pentagon
Quadrilateral
Triangle
38
Making a number simpler by changing it to something that's close but easier to work with
Multiplying
Calculating
Sleeping
Rounding
39
To find the average of numbers by putting them in order and selecting the value in the middle.
Mode
Median
Range
Mean
40
The distance from the center of a circle to the edge
Circumference
Radius
Area
Diameter
41
A line with two end points
Ray
Perimeter
Line segment
Line
42
A polygon with two sets of parallel sides
Quadrilateral
Trapezoid
Rhombus
Parallelogram
43
Up and down
Right angle
Vertical
Horizontal
Perpendicular
44
To divide fractions...
find common denominators
Multiply with the reciprocal of the second fraction
multiply with the reciprocal of the first fraction
divide straight across
45
6/1 equals...
0.6
1
6
0.1
46
per, each, half, third
Multiplication
Division
Addition
Subtraction
47
In one year there are _____ days.
385
335
365
235
48
The answer to a subtraction problem
Difference
Quotient
Product
Sum
49
Altogether, combined, total
Division
Subtraction
Addition
Multiplicaiton
50
Reducing a fraction is also called...
Proper fraction
Simplifying
Solving
Improper fraction
51
The sum of the angles in a triangle
90 degrees
360 degrees
180 degrees
270 degrees
52
A straight line is...
360 degrees
180 degrees
90 degrees
270 degrees
53
To find area:
Length times width times height
Length times width
Add all side lengths
Multiply all side lengths
54
A relationship between two variables; x relating to y
Function
Circle graph
Equation
Bar graph
55
A rectangle whose sides are all the same length
Quadrilateral
Rhombus
Parallelogram
Square
56
Things that have the same size and shape
Parallel
Vertical
Congruent
Similar
57
Pi
3.24
4.31
3.14
4.13
58
The number of quarts in a gallon
8
4
16
2
59
The top number in a fraction
Denominator
Numerator
Improper fraction
Whole number
60
The sum of the angels in a quadrilateral
180 degrees
360 degrees
270 degrees
90 degrees
61
Lines that are the same distance apart in all places
Parallel
Congruent
Right Angle
Perpendicular
62
Tenths, Hundredths, Thousandths, Ten thousandths, Hundred thousandths...
Order of operations
Whole Number place values
Decimal place values
Order of Digits
63
A number that has exactly 2 factors: 1 and itself
Prime
Composite
Factor
Multiple
64
The number of pounds in a ton
2,000
10
1,000
100
65
The biggest factor that numbers share
Prime
Greatest common factor
Least Common Multiple
Composite
66
A number that multiplies a variable (ex: the 4 in 4x
2)
Coefficient
Quotient
Variable
Divisor
67
How likely it is for something to happen
Reflection
Geometry
Probability
Translation
68
An equation saying that two ratios are equal
Ratio
Percent
Proportion
Decimal
69
A quadrilateral with one set of parallel sides
Trapezoid
Rhombus
Rectangle
Parallelogram
70
The same shape but different sizes
Parallel
Polygons
Congruent
Similar
71
Angles that add up to 90 degrees
Complementary angles
Acute angles
Inverse angles
Supplementary angles
72
The number of inches in a foot
12
16
8
10
73
Numbers that can be multiplied to make a certain number (ex ~ 8: 1, 2, 4, 8)
Dividends
Factors
Mulitples
Variables
74
Before multiplying or dividing mixed numbers, rewrite them as ________
Proper fractions
Reciprocals
Whole numbers
Improper fractions
75
They are always out of 100
Ratios
Decimals
Percents
Fractions
76
Decreased by, less than, fewer, difference, change
Addition
Multiplication
Subtraction
Division
77
The distance around a shape
Length
Volume
Perimeter
Area
78
To find the average by selecting the number that is repeated most often
Mean
Median
Mode
Range
79
The bottom number of a fraction
Whole number
Improper
Denominator
Numerator
80
Three feet equals one...
Meter
Centimeter
Inch
Yard
81
A way of writing very small or very large numbers (ex: 25 ⋅ 10
13
)
Scientific Notation
Standard Form
Expanded Form
Exponential Notation
82
A line that cuts across parallel lines
similar
perpendicular
variable
transversal
83
The answer to a multiplication problem
Difference
Quotient
Sum
Product
84
The name for (0,0) on a coordinate plane
Vertex
Origin
Face
Base
85
Step-by-step procedure for solving a problem
Function
Equation
Input-output table
Algorithm
86
A mathematical phrase that can contain numbers, variables and operations.
Expression
Equation
Variable
Coefficient
87
Fractions that have the same value but are written differently.
Improper fractions
Equivalent fractions
Simplified fractions
Proper fractions
88
A number used to tell order (1st, 2nd, 3rd...)
Whole Numbers
Ordinal Numbers
Natural Numbers
Integers
89
An angle greater than 90 degrees
Acute
Similar
Right
Obtuse
90
To change a mixed number to an improper fraction...
Whole ⋅ Numerator + Denominator, Denominator stays the same
Numerator ⋅ Denominator + Whole, Numerator stays the same
Whole ⋅ Denominator + Numerator, Denominator Stays the same
Denominator ⋅ Numerator + Whole, Denominator stays the same
91
The first piece of the order of operations
Addition
Parentheses
Perimeter
Exponents
92
A quadrilateral with all four sides the same length
Rhombus
Trapezoid
Rectangle
Parallelogram
93
The distance around a circle
Perimeter
Radius
Diameter
Circumference
94
An angle less than 90 degrees
Complementary
Right
Obtuse
Acute
95
The shortest hand on a clock
Left hand
Second hand
Minute hand
Hour Hand
96
The grid where you place ordered pairs (x,y)
Bar Graph
Pie Chart
Number line
Coordinate Plane
97
They compare amounts, and can be written three ways: with "to", with ":" or as a fraction.
Percent
Product
Ratio
Proportion
