Basic Math Vocabulary
expression
A math phrase with numbers, variables, and/or symbols.
multiple
A number formed by multiplying a number by a whole number.
pattern
Any repeated arrangement or sequence that follows a rule or repetition.
addition
The act of combining numbers to make a new number.
odd numbers
Numbers that end with 1, 3, 5, 7, 9 and cannot be divided evenly by 2.
array
Objects arranged in rows and columns.
quarter
One of four equal parts of a whole; one fourth.
quotient
The answer to a division problem
product
The answer to a multiplication problem.
sum
The answer to an addition problem.
denominator
The bottom number of a fraction.
numerator
The top number of a fraction.
decrease
To become less, or to make something become less.
add
To combine numbers to make a new number.
estimate
To find an answer close to an exact answer.
factor
A number that is multiplied.
fraction
A number that represents a part of a whole.
increase
A rise in the amount or size of something (noun).
algorithm
A step-by-step solution, where you follow the steps to get an answer.
equal
Being the same in size, degree, or amount.
greatest
The most or the biggest.
equation
Two expressions with an equal sign between them.
equivalent
Having the same value, worth, or meaning.
least
Less than anything or anyone else; the SMALLEST amount or number.
greater (than)
More than.
subtract
To find the difference between two numbers.
multiply
To find the product of two or more numbers.
increase
To make something become larger in amount or size (verb).
double
To make twice as much (or many).
divide
To separate into equal parts or groups / to find how many times one number goes into another number.
operation
Addition, subtraction, multiplication, or dividion performed on a pair of numbers.
opposite
Being in a position on the other side or across from.
less (than)
Not as great as another number/amount.
even numbers
Numbers that can be divided by 2 without a remainder.
half
One of two equal parts of a whole.
division
The act of separating into equal parts or groups / finding how many times one number goes into another.
difference
The amount left when one number is subtracted from another.
subtraction
The process of reducing one number from another.
solve
To find the answer to a problem.
simplify
To rewrite an expression using shorter terms or smaller numbers that have the same value.
multiplication
The act of finding the product of two or more numbers.
