57
3+4*9−6=?
All right, let"s settle this once and for all:
Here's the rule: http://www.algebrahelp.com/lessons/simplifying/oops/
And here's where you can plug your answer into the online calculator to see if you are right: http://www.algebrahelp.com/calculators/expression/oops/
The answer is 33
63?
Use correct Order of Operations:
1. ( )'s 2. Exponents 3. X & / 4. + & -
3+4*9-6 = Do multiplication first
3 + 36 - 6 = Add, then subtract
33 ANSWER
Use BIDMAS/BODMAS (The letters are in the right order)
Brackets
Indicies/Operations (roots, squares etc)
Division
Multiplication
Addition
Subtraction
3 + 4 * 9 - 6
First you would do multiplication
3 + (4 * 9) - 6
= 3 + 36 - 6
the addition
= (3 + 36) - 6
= 39 - 6
=33
The answer is 33.
