Rational Numbers Flashcards
What is a unit fraction?
A fraction with a numerator of 1
What is a multiplicative inverse?
Reciprocal; when you multiply a number by its multiplicative inverse the product is 1
What is a reciprocal?
multiplicative inverse of a number; with fraction, the numerator and denominator are switched
What is a partial quotient
a strategy used to divide multi-digit numbers; the quotients you get in each step are called “partial quotients”
what is a factor
a number you multiply
what is a factor pair
2 numbers that are multiplied together to give a product
what is a prime factorization
a way to write a composite number as a product of prime numbers
what is a GCF
the greatest factor two numbers have in common
what is a multiple
the product of a number and any whole number
what is a LCM
the lowest multiple shared by two or more numbers
what is a coordinate plane
a 2 dimensional space formed by 2 perpendicular number lines called axes
What are quadrants
the 4 spaces of the coordinate plane that are created when the x-axis and y-axis intersect at the origin
what is the origin
the point (0,0) where the x-axis and y-axis intersect
what is a ordered pair
a pair of numbers (x,y) that describe the location of a point on the coordinate plane
What are the opposites?
2 numbers are opposites if they are the same distance from 0 on the number line but on opposite sides of 0
