Question | Answer |
a letter that stands for a number | variable |
a mathematical phrase that uses variables, numerals, and operation symbols | variable expression |
an agreed upon process for simplifying an expression | order of operations |
to replace each variable with a number and when used the order of operations to simplify | evaluate |
numbers that are the same distance from zero on a number line | opposites |
whole numbers and their opposites | integers |
a number's distance from zero on the number line | absolute value |
the horizontal number line on a coordinate plane | x-axis |
the vertical number line on a coordinate plane | y-axis |
x- and y- axes divide the coordinate plane into four ________________________ | quadrants |
coordinates and location of a point | ordered pair |
when you add a number and 0, the sum equals the original number | additive identity |
when you multiply a number and 1, the product equals the original number | multiplicative identity |
a number or the product of a number and a variable | term |
a number that does not vary or a term that has no variable | constant |
the number that multiples a variable | coefficient |
5x and 7x are called _________ _________ | like terms |
a mathematical sentence with an equal sign | equation |
an equation with one or more variables | open sentences |
a value for a variable that makes an equation true | solution |
a mathematical sentence that contains > or < | inequality |
changing the order of the addends or factors does not change the answer | commutivative properties of + and * |
changing the grouping of the addends or factors does not change the answer | associative properties of + and * |
to multiply a number outside parentheses by each term of a sum or difference inside the parentheses | distributive property |
numbers that are easy to work with mentally | compatible numbers |
mean, median, and mode are called the _____________________________________ of a collection of data | measures of central tendency |
the sum of the data values divided by the sum of the data | mean |
the middle number when data values are arranged in order | median |
the data item that occurs most often | mode |
a data value that is much greater or less than the other data values | outlier |
an equation that shows a relationship between quantities that are represented by variables | formula |
the distance around a figure | perimeter |
when one number divides into another number with no remainder | divisible |
the number used as the factor when writing a power | base |
a number with more than two factors | composite number |
numbers that are multipled together are called ______________________ | factors |
number that tells you how many times to multiply a factor | exponents |
a number with two factors, 1 and itself | prime numbers |
the product of a set of prime numbers | prime factorization |
the largest number that divides into two or more numbers | GCF |
a number written in a/b form | rational number |