How do you simplify expressions using the order of operations?

Question

3[(7-3)⁴/8

Answer 1

Hi Addie;

3[(7-3)⁴/8

You have a [ without a ].

I assume this is...

3[(7-3)⁴]/8

In mathematics, the order of operations is...

Parenthesis...

Exponential...

Multiplication...

Division...

Addition...

Subtraction...

The acronym of PEMDAS can be remembered as...

Please Excuse My Dear Aunt Sally.

 

3[(7-3)⁴]/8

P...(7-3)=4

3[(4)⁴]/8

E...4⁴=4 x 4 x 4 x 4=16 x 16=256

3[256]/8

M...3 x 256=768

768/8

D...768/8=96

A...There is no addition.

S...There is no subtraction.

 

 

 

Answer 2

Do stuff in parenthesis first, then exponents, then multiplication or division.