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5th Grade EDM U10/12

Using Data, Algebra Concepts and Skills, Probability, Ratios and Rates

ordered number pair two numbers, or coordinates, used to locate a point on a coordinate grid
variable a letter or other symbol that represents a number
ratio a comparison by division of two quantities with the same units
rate a comparison by division of two quantities with different units
pi 3.14 the ratio of the circumference of a circle to its diameter
formula a general rule for finding the value of something
line graph a graph in which data points are connected by line segments
radius a line segment from the center of a circle (or sphere) to any point on the circle (or sphere)
diameter a line segment that passes through the center of a circle or sphere and has endpoints on the circle or sphere
coordinate a number used to locate a point on a number line; a point's distance from an origin; one of the numbers in an ordered pair that locates a point on a coordinate grid
algebraic expression an expression that contains a variable
circumference the distance around a circle; its perimeter
common factor a factor of two or more counting numbers
equal chance/equally likely having the same probability
factor tree a strategy to get the prime factorization of a counting number
greatest common factor (GCF) the largest factor that two or more counting numbers have in common
least common multiple (LCM) the smallest number that is a multiple of two or more given numbers
magnitude 10 times an amount
multiplication counting principle a strategy for determining the total number of possible outcomes for two or more separate choices
prime factorization a counting number written as a product of prime-number factors
probability a number from 0 through 1 giving the likelihood of an event happening
tree diagram a strategy used to find all outcomes in a probability situation
Created by: SarahMueller