Regardless of the operations being performed within them be sure to tackle the terms in parentheses as your first act when you attempt to simplify an expression. The parentheses group 3 and 2 together and 6 and 4 together and the square brackets tell us to do all the calculations inside them before multiplying by 4. Parentheses Braces and Brackets in Math Using Parentheses.
And what happens to those terms when you remove the parentheses.
Parentheses Can Also Mean Multiplication. Using Parentheses in Math. 1 The parentheses are used to determine the order in which to run the operations. So not always the parentheses are necessary ie.