Dictionary
There are established concepts in mathematics. This dictionary clarifies the meaning of these concepts. Words are not necessarily in alphabetical order.
Cancelling: Divide the numerator and denominator of a fraction by the same number. For example, 4/8 is reduced to 1/2.
Equation: Equation refers to the equality of two expressions.
Expanding: Multiply the numerator and denominator of a fraction by the same number. For example, 1/2 is widened to 2/4.
Expression: An expression is a combination of numbers, arithmetic, and letters.
(Calculation) operation: Operation refers to a calculation operation. These include addition, subtraction, multiplication, and division. Also increasing the power or taking a root are called as calculation operations.
Power: Power is an abbreviated marking method for multiplication of the same term. For example:
Simplifying: The expression is written in as simple a form as possible. For example, the expression is simplified to
Term: The term is a part of an expression. For example, in an expression , terms are both and In the expression and are terms.
Variable: A variable describes an unknown value. It is usually denoted by a letter in expressions. It is attempted to be solved with the help of mathematics.