# How do you simplify #{2-4[3+(5+1/2)^2]}-7#?

##### 1 Answer

Sep 18, 2016

#### Explanation:

In mixed operation calculations, always count the number of terms first. Each term must simplify to a single number.

Within each term, the order of operations is **brackets first** , then from strongest to weakest operations,

**Powers and roots
Multiply and divide**

Add and subtract is done last from left to right

Start with the innermost bracket.

=

=

=

=

=