parentheses


Definition of Parentheses

  • The symbols “(” and “)” are called parentheses and are generally used in grouping.

More about Parentheses

  • The singular form of parentheses is known as parenthesis.
  • Parentheses are used to denote modifications to normal order of operations.
  • Parentheses are also called round brackets, curved brackets, oval brackets, or just brackets.

Example of Parentheses

  • The value of the expression 5 × 8 + 4 is 40. But if we use the parentheses with the same expression by grouping (8 + 4), i.e. 5 × (8 + 4), the value of the expression will be 60 as the order of operation gets changed in this case.

Solved Example on Parentheses

What is the value of the expression (12 + 4) - 4?
Choices:
A. 8
B. 0
C. 12
D. 16
Correct Answer: C
Solution:
Step 1: The operations within the parentheses should be performed first.
Step 2: (12 + 4) – 4 [Original expression.]
Step 3: = 16 - 4
Step 4: = 12
Step 5: So, the value of the expression is 12.

Related Terms for Parentheses

  • Brackets
  • Grouping
  • Order of Operations
  • Symbol