Equations Vocabulary

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing variables and constants.

Front

What is an expression?

Back

An expression is a combination of numbers, variables, and operators (like + and -) that represents a value but does not include an equality sign.

Front

What is a term in mathematics?

Back

A term is either a single number, a variable, or a combination of numbers and variables multiplied together.

Front

What is a variable?

Back

A variable is a symbol (often a letter) that represents an unknown value in an equation or expression.

Front

What is a constant?

Back

A constant is a fixed value that does not change, such as a number in an expression.

Front

What is the inverse operation of addition?

Back

The inverse operation of addition is subtraction.

Front

What is the inverse operation of subtraction?

Back

The inverse operation of subtraction is addition.

Front

What is the inverse operation of multiplication?

Back

The inverse operation of multiplication is division.

Front

What is the inverse operation of division?

Back

The inverse operation of division is multiplication.

Front

How many terms are in the expression 6 + 4.7 - 9y?

Back

There are 3 terms in the expression: 6, 4.7, and -9y.