Term | Definition |
variable | a symbol that stands for one or more numbers. |
algebraic expression | a mathematical phrase that uses numbers, variables, and operation symbols. |
simplify | a numerical expression, replace it with its simplest name. |
evaluate | an algebraic expression, replace each variable with a number and then simplify. |
order of operation | a mathematicians established standard. |
opposite | numbers that are the same distance from zero on a number line but in opposite direction. |
integer | the set of whole numbers and their opposites. |
absolute value | a number's distance from zero on the number line. |
additive inverse | two numbers whose the sum is zero. |
inverse operation | a operation that undo each other. |
solution | an equation is any value that makes the equation true. |
isolate | to find the solution. |
divisible | the number that can divide the second number and the remainder is zero.. |
prime number | a whole number greater than one with exactly two factors, one and the number itself. |
composite number | a whole number greater than one with more than two factors. |
prime factorization | a composite number written as a product of prime numbers. |
greatest common factor | two or more numbers is the greatest number that is a factor of all of the numbers. |
rational number | any number written as a quotient of two integers where the denominator is not 0 |
relatively prime | a fraction A/B is in simplest form when A and B are relatively prime, which means they only have 1 as a common factor. |
terminating decimal | if the division results in a decimal that stops. |
repeating decimal | if the division results in a decimal that repeats the same digit of group of digits forever. |
least common multiple | two or more numbers is the least multiple that is common to all of the numbers. |
least common denominator | the LCM of the denominators. |
equation | a mathematical sentence with an equal sign. |
factor | an integer that divides another integer with a remainder of 0. |
zero pair | a pair of tiles with a sum of zero. |