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Worksheets5th grade Math Vocabulary Words
Total questions: 100
Worksheet time: 50mins
Definition: Two intersecting lines that form right angles.
polygon
perpendicular lines
acute angle
intersecting lines
Definition: The number of cubic units it takes to fill a figure.
perimeter
area
volume
mass
Definition: A portion of a line which starts at a point and goes off in a particular direction to infinity.
angle
ray
plane
line
Definition: A rectangular solid having six congruent square faces.
square
cube
volume
pyramid
Definition: The number by which another number is to be divided.
denominator
factor
dividend
divisor
Definition: has 3 dimensions; having length, width, and height.
time-division
space-division
quadrilateral
three-dimensional
Definition: A polygon with three sides and three angles.
triangle
trapezoid
pentagon
rhombus
Definition: A fraction less than one; the numerator is less than the denominator.
equivalent fractions
simplest form
proper fraction
numerator
Definition: A 3-dimensional figure that has two congruent and parallel faces that are polygons. The remaining faces are parallelograms.
pyramid
cube
prism
polygon
Definition: A metric unit of length equal to 0.01 of a meter. 100 cm = 1 m.
gram (g)
centimeter (cm)
kilogram (kg)
meter (m)
Definition: A customary unit of weight. 1 pound = 16 ounces. What is this unit?
ounce
mass
pound
right triangle
What is this called?
multiple
quotient
factor
composite number
Definition: An angle with a measure greater than 90 degrees but less than 180 degrees. What is this angle called?
perpendicular lines
obtuse angle
straight angle
acute angle
Definition: A customary unit of length. 1 mile = 5280 feet. What is this unit?
inch
yard (yd)
kilometer
mile
Definition: A customary unit of length that equals 12 inches. What is this unit?
yard (yd)
meter (m)
inch (in)
foot (ft)
Definition: The amount of matter in an object. Usually measured by comparing with an object of known mass. While gravity influences weight, it does not affect mass. What is this definition describing?
volume
area
capacity
mass
A metric unit of length equal to 1000 meters. What is this unit?
foot (ft)
meter (m)
kilogram (kg)
kilometer (km)
Definition: Also known as a data plot. A diagram showing frequency of data on a number line. What is this called?
Line plot
Line graph
Scatter plot
Number line
What are these numbers called?
Rational numbers
Mixed number
Whole numbers
Composite number
Definition: Refers to the amount of liquid a container can hold. What is this called?
Product
Volume
Mass
Capacity
Definition: A table that lists a set of numbers or categories and their frequency (how many times each one occurs).
bar graph
frequency table
line graph
picture graph
Definition: A pictorial device used to show a numerical relationship.
equation
graph
venn diagram
formula
used to compare two numbers when the first number is smaller than the second number.
less than
estimate
rectangle
greater than
Definition: The number written above the line in a fraction. It tells how many equal parts are described in the fraction.
quotient
fraction
denominator
numerator
Definition: A pair of numbers that gives the coordinates of a point on a grid in this order (horizontal coordinate, vertical coordinate).
ordered pair
multiple
number line
expression
Definition: A fraction when the greatest common factor of the numerator and denominator is 1.
equivalent fractions
improper fraction
system of nonlinear equations
simplest form
Definition: A four sided polygon.
a) quadrilateral
b) parallelogram
c) trapezoid
d) rectangle
Definition: A quadrilateral with one pair of parallel sides and one pair of sides that are not parallel.
parallelogram
trapezoid
rectangle
Definition: Lines that cross at a point.
perpendicular lines
polygon
expanded form
intersecting lines
Definition: The smallest common multiple of a set of two or more numbers.
greatest common factor
expression
simplest form
least common multiple
Definition: A graph made of points connected by lines. This type of graph is used to show change over time.
venn diagram
line graph
line plot
bar graph
Definition: A letter or symbol that represents a number.
variable
expression
equation
numerator
Definition: A closed plane figure made by line segments.
rhombus
trapezoid
triangle
polygon
Definition: The answer to a multiplication problem.
divisor
dividend
product
quotient
A set of two numbers when multiplied, will result in a given product.
composite number
graph
factor pairs
prime number
A diagram that represents numbers as points on a line.
number line
place value
ordered pair
whole numbers
Definition: The quantity below the line in a fraction. It tells how many equal parts are in the whole.
fraction
denominator
divisor
numerator
Definition: Lines that are always the same distance apart.
parallel lines
wavy lines
scribble lines
intersecting lines
Definition: A customary unit of length, 1 yard = 3 feet or 36 inches.
inch (in)
yard (yd)
foot (ft)
meter (m)
Definition: An angle that is exactly 180 degrees - a straight line.
obtuse angle
straight angle
volume
acute angle
Definition: A quantity to be divided. What is the term?
dividend
addend
quotient
divisor
Definition: The product of any number and zero is zero. What is the term?
product
zero property of multiplication
fraction
vertical
Definition: To separate into equal groups and find the number in each group or the number of groups. What is the term?
quotient
variable
multiple
divide
Definition: A mathematical sentence where the amount on one side of the equals sign has the same value as the amount of the other side. What is the term?
equation
variable
inequality
expression
Definition: A geometric figure with 3 dimensions. What is the term?
angle
volume
equal
solid figure
Definition: A standard unit of length in the metric system. What is it?
Kelvin (k)
kilometer (km)
meter (m)
gram (g)
Definition: Having exactly the same size and shape. What is it?
square
equal
congruent
quotient
Definition: Any common multiple of two or more numbers. What is it?
mixed number
composite number
least common denominator
common multiple
Definition: A number greater than 0 that has more than two different factors. What is it?
mixed number
composite number
multiple
prime number
Definition: A customary unit of capacity that equals 4 quarts. What is it?
kilogram (kg)
gallon (gal)
ounce (oz)
quart (qt)
Definition: A customary unit of capacity that equals 8 fluid ounces. What is it?
cup (c)
pint (pt)
gallon (gal)
ounce (oz)
Definition: A mathematical sentence that compares two unequal expressions using one of the symbols >, <, or ≠. For example, 26 > 13; 13 ≤ 26; 2 ≠ 4; 6 = 3. What is it?
equation
expression
inequality
ordered pair
Definition: A parallelogram with four equal angles AND four equal sides. What is it?
trapezoid
rectangle
square
rhombus
Definition: A way to write numbers that shows the place value of each digit. What is it?
place value
standard form
word form
expanded form
Definition: A fraction where the numerator is greater than or equal to the denominator. What is it?
improper fraction
numerator
mixed number
equivalent fractions
Definition: A diagram that uses circles to represent sets and their relationships.
Bar graph
Prime number
Line graph
Venn diagram
Definition: Fractions that have the same value.
Improper fraction
Simplest form
Mixed number
Equivalent fractions
Definition: A metric unit of mass equal to 1000 grams.
Gram (g)
Kilogram (kg)
Meter
Kilometer (km)
Definition: For two or more fractions, it is a common multiple of the denominators.
Equivalent fractions
Mixed number
Common denominator
Common multiple
Definition: A flat surface that extends infinitely in all directions.
Angle
Ray
Polygon
Plane
What is the GCF of 12 (1, 2, 3, 4, 6, 12) and 18 (1, 2, 3, 6, 9, 18)?
greatest common factor
prime number
simplest form
least common multiple
Definition: A quadrilateral with two pairs of parallel and congruent sides. What is this shape?
parallelogram
rhombus
rectangle
trapezoid
Definition: To express a fraction in simplest form. What is this process called?
equation
simplify
factor
divide
Definition: The value of the place of a digit in a number. What is this called?
decimal
expanded form
standard form
place value
What is this process called?
rounding
multiple
estimate
quotient
Definition: A line going up and down. What is this called?
variable
horizontal
vertical
parallel
Definition: Line going left to right. What is this called?
down to the right
horizontal
vertical
obtuse angle
Definition: To sort into categories or to arrange into groups by attributes. What is this called?
polygon
capacity
congruent
classify
When a fraction is expressed with the fewest possible pieces, it is in lowest terms. (Also called simplest form.) What is this called?
lowest terms
equivalent fractions
ordered pair
improper fraction
Definition: A polygon that has five sides. What is this called?
pentagon
polygon
square
triangle
Definition: A quadrilateral with all four sides equal in length.
rhombus
trapezoid
square
rectangle
Definition: Used to compare two numbers when the first number is larger than the second number.
expanded form
greater than
prime number
factor pairs
Definition: A graph that uses the height or length of rectangles to compare data.
line plot
venn diagram
bar graph
line graph
Definition: A variable or combination of variables, numbers, and symbols that represents a mathematical relationship.
fraction
equation
expression
variable
Definition: An order, agreed on by mathematicians, for performing operations to simplify expressions.
order of operations
multiple
simplify
sequences
Definition: A whole number greater than 0 that has exactly two different factors, 1 and itself.
multiple
composite number
prime number
mixed number
Definition: Any number being added.
product
factor
dividend
addend
Definition: A fractional number with a denominator of 10 or a power of 10. Usually written with a decimal point.
equation
fraction
divisor
decimal
Definition: A quadrilateral with two pairs of congruent, parallel sides and four right angles.
rhombus
rectangle
trapezoid
square
Definition: The measure, in square units, of the interior region of a 2-dimensional figure or the surface of a 3-dimensional figure.
mass
perimeter
volume
area
Definition: A type of grouping symbol used in pairs that tells what operation to complete first. (2 x 20) + 6.
brackets
fraction
estimate
equation
Definition: A triangle that has one 90 degree angle.
right triangle
quadrilateral
square
acute angle
Definition: The smallest whole number that is divisible by each of the denominators of two or more fractions.
least common denominator (LCD)
quadrilateral
simplest form
least common multiple
Definition: A number with an integer and a fraction part. Example: 3 1/2.
proper fraction
numerator
decimal
mixed number
Definition: A polyhedron whose base is a polygon and whose other faces are triangles that share a common vertex.
triangle
polygon
prism
pyramid
Definition: A general equation or rule. What is this called?
equation
formula
expression
variable
Definition: A repeating or growing sequence or design. An ordered set of numbers or shapes arranged according to a rule. What is this called?
quotient
variable
pattern
formula
Definition: To remove or take away something in a particular place, often to remove money from a bank account. What is this called?
quotient
product
withdraw
Definition: The distance around a figure. What is this called?
area
volume
square
perimeter
Definition: Small unit of mass in the metric system. What is this called?
(A) kilometer (km)
(B) pound (lb)
(C) kilogram (kg)
(D) gram (g)
Definition: An angle with a measure less than 90 degrees.
acute angle
straight angle
obtuse angle
perpendicular lines
Definition: Having the same value.
trapezoid
congruent
proper fraction
equal
Definition: To strategy to find about how much or how many by expressing a number closest to ten, hundred, thousand, or tenth, hundredth, thousandth, etc.
estimate
quotient
inverse operations
rounding
Definition: The answer to a division problem.
quotient
product
dividend
factor
Definition: A way of representing part of a whole or part of a group by telling the number of equal parts in the whole and the number of parts you are describing.
numerator
fraction
denominator
decimal
Definition: to put or leave someone or something in a particular place, often to put money in a bank account. What is the correct term?
deposit
product
annuity
cost
Definition: An integer that divides evenly into another. What is the correct term?
quotient
factor
multiple
product
Definition: The space in between two rays that share an endpoint. What is the correct term?
ray
trapezoid
angle
polygon
Definition: A number written with one digit for each place value. What is the correct term?
expanded form
slope-intercept form
word form
standard form
Definition: A customary unit of capacity. 1 quart = 2 pints or 1 quart = 4 cups. What is the correct term?
quart
meter (m)
cup (c)
factor
