30 terms

PV Math Vocabulary

STUDY
PLAY
statistics
the collection, organization, presentation, interpretation and analysis of data
stem & leaf
a data display that shows groups of data arranged by place value
magnitude
a number assigned to a quantity so that it may be compared with other quantities; a property that can be described by a real number, such as the volume of a sphere or the length of a vector
exponential notation
lets you move a decimal point in a number; simplifies numbers by getting rid of zeros
standard notation
decimal notation as opposed to scientific or power of the notation
exponent/power
a small number placed to the upper right of a number - shows the number of times the base is multiplied
scientific notation
a way of writing very large or very small numbers using a number between 1 and 10 and multiplied by a power of 10
formula
a mathematical rule using symbols usually as an equation describing relationships between quantities
variable
a quantity that can change, taking on different values; letters or symbols can represent
evaluate
a term used in algebra - to find a numerical value for it, to work it out
spreadsheet
a representation used to organize and manipulate data information is entered into cells and arranged in columns and rows
intersecting lines
lines crossing over one another
vertex
point where surfaces meet; corner
coordinates (coordinate grid)
shown as a pair of letters or numbers to show position or a coordinate plane or map (a plane containing two perpendicular axes intersecting at the origin, 0, 0)
reflection
a mirror view
bisector
a line, point, or plane dividing something into two equal sections
reciprocal
one of two numbers whose product is one; multiplicative inverse
inverse
the quantity cancelling out a given quantity; different kinds of inverses for different operations
order of operations
the order in which operations should be done (PEMDAS)
equation
mathematical statement containing an = sign to show that two expressions are equal
solution
answers to a problem
constant
a quantity having a fixed value that does not change; example: a number
probability
the chance that a particular outcome will occur, measured as a ratio of possible outcomes
proportion
a part to whole comparison
rate
ratio comparing quantities in different units
ratio
comparative value of two or more amounts
scale
basis for a number system
simplify
to make less complex or complicated; make plainer or easier
square numbers
a number that results from multiplying another number by itself
square root
a number when multiplied by itself gives the original number