Math Vocabulary

Front

What is the distance around a 2-dimensional shape?

Back

Perimeter

Front

What is the space occupied inside a shape?

Back

Area

Front

What do we call a math question written as one or more sentences?

Back

Word problem

Front

What is a missing number in an equation called?

Back

Unknown number

Front

How are numbers spelled using words?

Back

Word form

Front

What is the term for the total space inside a shape?

Back

Area

Front

What do we call the outline or boundary of a shape?

Back

Perimeter

Front

What is a problem that requires a solution in math called?

Back

Word problem

Front

What is the term for a number that is not known in an equation?

Back

Unknown number

Front

What is the way to write numbers using words?

Back

Word form