Study guide for 7th grade math

Factor
numbers that are multiplied together
Product
anwer to a multiplication problem
fraction
part of a whole
dividend
the number being divided
mixed number
a number written as a while number and a fraction
divisor
the number by which a dividend is divided
inproper fraction
fraction where numerator is larger than the denominator; top part of a fraction and shows the number of parts
equivalent fraction
fractions that look different but are equal to each other
estimate
an approximate number, not an exact number
multiplicand
the number that is multiplied to another
multiplier
the number by which another number is multiplied
denominator
bottom paart of a fraction and shows total pieces
reciprocal
a number related to another in such a way that when multiplied together their product is 1
number sentence
an equation using numbers and symbols
sales tax
tax amount usually calculated by applying a percentage rate to the price of a sale
discount
reduction to a basic price of goods or services
net pay
total amount earned
gross pay
total amount earned minus debt
representation
use of signs that stand for or take the place of a number
varible
a symbol that represents a quantity in an algebraic expression
expression
math sentence with numbers, variables, and at least 1 operation
symbolic model
math sentence using numbers and variables
pictorial model
math sentence using pictures to represent numbers and variables