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Grouping Symbols - Example 1 Simplify 50(2 6 = 50(8 = 400...

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Grouping Symbols There are basically three types of grouping symbols: parentheses, brackets, and braces. Parentheses ( ) Parentheses  are used to group numbers or variables. Everything inside parentheses must be done  before any other operations. 
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Unformatted text preview: Example 1 Simplify. 50(2 + 6) = 50(8) = 400 When a parenthesis is preceded by a minus sign, to remove the parentheses, change the sign of each term within the parentheses. Example 2 Simplify....
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