yes
order of operations
You memorize the rules that are considered standard.
If you change the order of operations, you will get a different result. The person who wrote the expression had a specific order of operations in mind (using generally-accepted rules), so arbitrarily using some other order of operations is, quite simply, wrong.
The various operations within the expression are carried out using the order of operations: BIDMAS (UK) or PEMDAS (US).
There are different rules for different operations.
order of operations
order of operations
what is a special set of rules that gives the order in which calculations are done to solve a problem
The order of operations :)
the order of precedence This answer is incorrect and I was graded as being wrong on an Excel exam for not defining it as Order of Operations. Though technically that is what order of operations is and a set of Excel online Flashcards had the same answer being Order of Precedence. Precedence Order is more commanly called Order of Operations, I do believe
It doesn't come from anyone direct a group of people made up the rules