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Academic Plan Vocab

6th Grade Math Vocabulary

QuestionAnswer
Approximate a number or measurement that is close to or near its exact value
Bar graphs are graphical data representations based on frequency
Base Face the faces on the top and bottom of a 3-dimensional figure
Categorical data types of data which may be divided into groups. Examples, sex, age group, educational level, etc.
Chart a data display that presents information in columns and rows
Clustering an estimation method in which a group of number close in value are rounded to the same value.
Common multiple multiples that are shared by two or more numbers
Composite number a number greater than one that has more than 2 factors.
Coordinate plane a plane in which a horizontal number line and a vertical number line intersect at their zero points.
Cubed the product in which a number is a factor three times.
Data information, often numerical, which is gathered for statistical purposes.
Decimal separates the whole number part of the decimal from the part that is less than 1.
Denominator the bottom number in a fraction
Domain the set of input values
Equal having the same value (
Equivalent having the same value (
Equivalent fractions fractions that name the same number
Equivalent ratios two ratios that have the same value
Estimate an educated guess for an unknown quantity or outcome based on known information.
Estimation the use of rounding and/or other strategies to determine a reasonably accurate approximation, without calculating an exact answer.
Expanded form the sum of the products of each digit and its place value of a number.
Exponent in a power, the number of times the base is used as a factor. In 53, 3 is the exponent.
Factor a number that divides into a whole number with a remainder of zero.
Fraction a rational number expressed in the form a/b, where a is called the numerator and b is called the denominator.
Fractions a rational number expressed in the form a/b, where a is called the numerator and b is called the denominator.
Frequency table a table for organizing a set of data that shows the number of times each item or number appears.
Front end estimation an estimation method in which the front digits are added or subtracted first, and then the digits in the next place value position are added or subtracted.
GCF greatest common factor) - the greatest of the common factors of 2 or more numbers.
Graph draw a dot at the location on the number line that corresponds to the integer.
Horizontal axis the axis on which the categories are show in a bar or line graph
Integers The set of whole numbers and their opposites {. . .-2, -1, 0, 1, 2. . .}.
Intervals the difference between successive values on a scale
Key a sample data point used to explain the stems and leaves.
LCM (least common multiple) - the least of the common multiples of two or more numbers.
Least common denominator the least common multiple of the denominators of two or more fractions.
Leaves the units digit written to the right of a vertical line in a stem and leaf plot
Like fractions fractions with the same denominators
Line graph a graph used to show how a set of data changes over a period of time.
Mean the sum of the numbers in a set of data divided by the number of pieces of data.
Measure of central tendency a number that helps describe all of the data in a data set.
Median the middle number in a set of data when the data is arranged in numerical order. If the data has an even number, the median is the mean of the two middle numbers.
Mode number(s) or item(s) that appear most often in a set of data.
Model to represent a mathematical situation with manipulatives, pictures, numbers or symbols
Multiple the product of the number and any whole number.
Negative Any number that is less than zero.
Number sentence an equation or inequality expressed using numbers and common symbols
Numerator the top number in a fraction.
Numerical expressions a combination of numbers and operations.
Opposites numbers that are the same distance from zero, but on opposite sides of zero.
Order of operations the rules which tell which operation to perform first when more then one operation is used. Simplify the expressions inside the parenthesis Find the value of all powers Multiply or Divide from left to right Add or Subtract from left to right
Ordered pair a pair of numbers used to locate a point in the coordinate plane. The ordered pair is written in this form: (x-coordinate, y-coordinate).
Origin the point of intersection of the x-axis and y-axis in a coordinate plane, (0,0).
Outlier a value that is much higher or lower than the other values in a set of data.
Pattern a predictable or prescribed sequence of numbers, objects, etc.
Point a specific location in space that has no discernable length or width.
Positive Any number that is greater than zero.
Power numbers expressed using exponents.
Prime factorization a composite number expressed as a product of prime numbers.
Prime number a whole number that has exactly 2 factors, one and the number itself
Quadrant the four regions into which the two perpendicular number lines of a coordinate system separate the plane.
Range the difference between the greatest number and least number in a set of data.
Rational Numbers fractions, terminating/repeating decimals, and integers
Representations physical objects, drawing, charts, words, graphs and symbols that help students communicate their thinking.
Scale the set of all possible values of a given measurement, including the least and greatest numbers in a set, separated by the intervals used.
Scientific notation a way of writing a number as the product of a number that is at least 1 but less than 10 and a power of ten.
Sequence a list of numbers in a specifi order
Set a finite or infinite of distinct objects in which order has no significance.
Simplest form the form of a fraction when the GCF of the numerator and denominator is one.
Squared a number multiplied by itself.
Statistics the study of collecting, analyzing, and presenting data.
Stem- leaf plot a system used to condense a set of data for the greatest place value of the data forms the stem and the next greatest place value forms the leaves.
Stems the greatest place value common to all of the data that is written to the left of the line in a stem and leaf plot.
Table Numbers or quantities arranged in rows and columns
Tally mark a counter used to record items in a group.
Term each number in a sequence
Venn diagram a diagram which uses circles to display elements of different sets. Overlapping circles that show common elements.
Vertical axis the axis on which a scale and interval are shown in a bar or line graph.
x-axis the horizontal line in a coordinate plane.
X-coordinate the first number of an ordered pair.
y-axis the vertical line in a coordinate plane.
Y-coordinate the second number of an ordered pair.
Approximate a number or measurement that is close to or near its exact value
Centimeter a metric unit of length. 100 cm
Combinations an arrangement, or listing, of objects in which order is not important
Complimentary events two events in which either one or the other must take place, but they cannot both happen at the same time. The sum of their probabilities is one,
Cross products the products of the terms on the diagonals when 2 ratios are compared.
Cubic unit standard measure of volume.
Cup a customary unit of capacity equal to 8 fluid ounces.
Discount the amount by which the regular price of an item is reduced
Equivalent ratios two ratios that have the same value
Estimate an educated guess for an unknown quantity or outcome based on known information.
Estimation the use of rounding and/or other strategies to determine a reasonably accurate approximation, without calculating an exact answer.
Events a special outcome or type of outcome.
Fluid ounce a customary unit of capacity
Foot a customary unit of length equal to 12 inches
Gallon a customary unit of capacity equal to 4 quarts.
Gram the basic unit of mass in the metric system.
Height the length of the segment perpendicular to the base with endpoints on opposite sides
Hour a commonly used unit of time. The are 60 minutes in a hour, and 24 hours in a day.
Inch An inch is a measure of length, One inch is exactly 2.54 centimeters.
Independent events two or more events in which the outcome of one event does not affect the outcome of the other event.
Interest the amount of money charged for borrowing principal
Kilogram a metric unit of mass, 1 kilogram
Kiloliter A Metric measure of volume. Equal to 1,000 liters.
Kilometer a metric unit of length, 1 kilometer
Length a one-dimensional measure that is the measurable property of line segments
Liter the basic unit of capacity in the metric system. A liter is a little more than a quart.
Meter basic unit of length in the metric system.
Metric system a decimal system of weights and measures.
Mile a customary unit of length equal to 5,280 feet, or 1,760 yards.
Milligram a metric unit of mass, 1000 milligrams
Millimeter A Metric unit of length. There are 1,000 mm in one meter.
Minute a commonly used unit of time, 60 seconds
Ounce a commonly used unit of weight, 16 ounces
Outcome possible results of a probability event.
Pint a commonly used unit of capacity, 1 pint
Population the entire group of item or individuals from which the samples under consideration are taken.
Pound a customary unit of weight, 1 pound
Principle the amount of an investment or a debt.
Probability the chance that some event will happen.
Proportions an equation that shows that 2 rations are equivalent.
Quart a commonly used unit of capacity, 1 quart
Random sample outcomes occur at random if each outcome is equally likely to occur.
Rates a ratio that compares two quantities with different kinds of units
Ratios A comparison of two numbers by division.
Sales tax an additional amount of money charged on items that people buy.
Scale drawings A drawing that is similar to an actual object, but is either enlarged or reduced.
Second a commonly used unit of time, 60 seconds
Simple interest the amount paid or earned for the use of money, (I
Survey a question or set of questions designed to collect data about a specific group of people.
Ton A unit of mass equal to 1,000 kilograms.
Tree diagram a diagram used to show the total number of possible outcomes in a probability experiment.
Unit rate a rate that has a denominator of 1.
Weight measures that represent the force of gravity on an object; mass of an object remains the same regardless of its location. Weight of an object changes depending on the gravitational pull at its location.
Yard a commonly used unit of length, 1 yard
Acute angle an angle with a measure greater than 0degrees and less than 90 degrees .
Addition property of equality sovling an equation by adding the same number from each number of the equation
Additive inverse two integers that are opposites
Angle two rays with a common endpoint form an angle.
Area the number of square units needed to cover a surface
Associative property the way in which numbers are grouped when added or multiplied does not change the sum or product
Base the faces on the top and bottom of a 3-dimensional figure
Center the given point from which all points on a sphere are the same distance
Circle Circumference the distance around a circle
Commutative property the order in which numbers are added or multiplied does not change the answer
Complimentary angle two angles are complimentary if the sum of their .measures is 90
Congruent having the same measure.
Degree the most common unit of measure for angles.
Diameter the distance around a circle through its center
Distributive property combination of addition and multiplication
Division property of equality divide each side of the equation by the same non-zero number. The two sides remain equal.
Formula an equation that shows a relationship among certain quantities
Inverse operations operations which undo each other
Length a one-dimensional measure that is the measurable property of line segments
Line a collection of an infinite number of points in a straight pathway with unlimited length and having no width.
Line of symmetry that line that seperates the figure into 2 matching halves
Obtuse angle and less thanan angle with a measure greater than 90 180
Perimeter the distance around any closed figure
Pi a nonterminating and nonrepeating number represented by 3.14
Plane an infinite 2-dimensinal geometric surface defined by 3 non-linear points or 2-distances parallel or intersecting lines.
Polygon A simple closed figure in a plane formed by three or more line segments.
Radius the distance from the center to any point on a circle
Right angle .an angle with a measure of 90
Rotational symmetry a figure that can be turned or rotated less than 360 degrees about a fixed point so that the figure looks exactly as it did before being turned
Sides a ray that is part of an angle.
Similar Figures that have the same shape but not necessarily the same size. This symbol ~, means similar to.
Square a rectangle with 4 congruent sides: also, a rhombus with 4 right angles.
Straight angle .an angle with a measure greater than 180
Subtracting property of equality solving an equation by subtracting the same number from each number of the equation
Supplementary angle two angles are supplementary if the sum of their .measures is 180
Two dimensional figures a figure having length and width.
Vertex the common endpoint of the two rays that form an angle.
Width the shorter length of a 2-dimensional figure.
Algebraic equations An expression consisting of one or more numbers and variables along with one or more arithmetic operations.
Algebraic expressions An expression consisting of one or more numbers and variables along with one or more arithmetic operations.
Coefficient The numerical factor of a term.
Cone a 3-dimensional figure with curved surfaces, a circluar base and one vertex
Cone a 3-dimensional figure with curved surfaces, a circluar base and one vertex
Cylinder a 3-dimensional figure with all curved surfaces, two circular bases and no vertices
Cylinder a 3-dimensional figure with all curved surfaces, two circular bases and no vertices
Dimension the number of coordinates used to express a position.
Edges segments formed by intersecting faces of a 3-dimensional figure
Equation A mathematical sentence stating that two expressions are equal.
Evaluate Find the value of an expression
Expressions A mathematical combination of numbers, variables, and operations.
Face Any of the individual surfaces of a solid object
Function a relationship where one thing depends on another
Function a relationship where one thing depends on another
Function rule describes the relationship between each input and output
Function rule describes the relationship between each input and output
Function table organinzing the input numbers, output numbers, and the funtion rule
Function table organinzing the input numbers, output numbers, and the funtion rule
Inequality a mathematical sentence that contains the symbol greater than, less than, greater than or equal, and less than or equal
Inequality a mathematical sentence that contains the symbol greater than, less than, greater than or equal, and less than or equal
Inequality a mathematical sentence that contains the symbol greater than, less than, greater than or equal, and less than or equal
Lateral faces the sides of a 3-dimensional figure
Linear equation an equation for which the graph is a straight line
Linear equation an equation for which the graph is a straight line
Linear functions a relationship between two variables such that for a fixed change in one variable, there is a fixed change in the other variable. (e.g. f(x)
Linear functions a relationship between two variables such that for a fixed change in one variable, there is a fixed change in the other variable. (e.g. f(x)
Prism a 3-dimensional figure that has 2 parallel and congruent bases in the shape of polygons, and at least 3 lateral faces shaped like rectangles
Prism a 3-dimensional figure that has 2 parallel and congruent bases in the shape of polygons, and at least 3 lateral faces shaped like rectangles
Pyramid a solid figure that has a polygon for a base and triangles for sides
Pyramid a solid figure that has a polygon for a base and triangles for sides
Rule a general statement written in numbers, symbols, or words that describes how to determine any term in a pattern or relationship.
Rule a general statement written in numbers, symbols, or words that describes how to determine any term in a pattern or relationship.
Sphere a 3-dimensional figure with no faces, bases, edges, or vertices
Surface area the sum of the areas of all the faces of a prism
Term each number in a sequence
Three dimensional figures shapes that have length, width, or depth (height)
Two-step equations work backward using the reverse of order of operations
Two-step equations work backward using the reverse of order of operations
Two-step equations work backward using the reverse of order of operations
Variable A letter or other symbol used to represent an unspecified number or value.
Vertices the points where edges intersect on a 3-dimensional figure
Volume the amount a space inside a 3 dimensional figure
Created by: phillipds