Number and Operation
What is a sum?
The answer to an addition problem.
What is a proper fraction?
A fraction where the numerator is smaller than the denominator.
What is a triangle?
A three-sided polygon.
What is an expression?
A mathematical phrase that includes numbers, variables, and operations.
What is the mean?
The average of a set of numbers.
What is a prime number?
A number that has only two factors: 1 and itself.
What is an improper fraction?
A fraction where the numerator is larger than or equal to the denominator.
What is perimeter?
The distance around a shape.
What is a variable?
A letter or symbol that represents an unknown number.
What is the median?
The middle number in an ordered data set.
What is a product?
The answer to a multiplication problem.
What is 0.5, as a fraction?
½.
What is a parallelogram?
A quadrilateral with two pairs of parallel sides.
What is a solution?
The value of x that makes an equation true.
What is the mode?
The number that appears most often in a data set.
What is a composite number?
A number that can be divided evenly by numbers other than 1 and itself.
What is simplifying (or reducing)?
The process of writing a fraction or decimal in its simplest form.
What is a vertex?
A point where two or more lines meet.
What is a coefficient?
A number multiplied by a variable in an equation.
What is probability?
The likelihood of an event happening, written as a fraction or percentage.
What is a square root?
The number that is multiplied by itself to get a square number.
What is a rational number?
A number that repeats or ends in decimal form.
The number of degrees in a straight angle is?
180
What is a constant?
A number that stands alone in an equation (not with a variable).
What is the range?
The difference between the highest and lowest values in a data set.