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If this is what was intended: 8 - 3 + 12/3 * 2 then 12/3 * 2 is done first in any order.

If this is what was intended: (8 - 3 + 12) / 3 * 2 then 3*2 is done first.

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Q: What operation should be used first in the expression 8 minus 3 plus 12 divide by 3 times 2?
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Are the symbols used to show which operation or operations in an expression should be done first?


What operation should be performed first a expression?

Expressions within parenthases (brackets) should be done first. Then each operation should be done in turn from left to right. Therefore 4+7x(5+4) would be 4+7x9 and then 11x9 =99.

What is the first step in simplifying an expression add sutract multiply or divide first?

Its bodmasbrackets offdivisionmultiplicationadditionsubtraction

Who is the first person invent pemdas?

There is no known origin of the order of operations or PEMDAS. PEMDAS is considered as the proper way to tackle a given mathematical expression in terms of what operation should be performed first.

How do you evaluate a math expression?

The evaluate a algebraic math expression you first must substitute a number for each variable. Then you must perform the operation in the correct order.

What is the effect of inserting parentheses into a numerical expression?

It assures that whatever operation is contained within the parentheses will be carried out first.

How do you evaluate an expression with more than two operation symbol without exponent and parenthesis?

In Evaluating Expression first,replace each letter in the expression with the assigned value. second,perform the operations in the expression using the correct order of operations and the last you got the answer

Which operation should be performed first when simplifying the expression?

We'll answer this generally, since you haven't provided an expression. A common technique for remembering the order of operations is the abbreviation "PEMDAS", which is turned into the phrase "Please Excuse My Dear Aunt Sally". It stands for "Parentheses, Exponents, Multiplication and Division, and Addition and Subtraction".

How do you write in algebraic expression subtract 4 from n then divide by 5?

(n-4)/5 Remember p.e.m.d.a.s. The parentheses signify which part of the expression to do first. They are very important. You get a different answer without them.

What operation should be done first 6 3x2?

3x2 if it is in parentheses

Does it matter in which order we do each operation?

Yea because the collection of rules that define which procedures to perform first order to evaluate a given mathematical expression.

Which number comes first when dividing?

The bigger one should come first, I.E 100 (divide ) 10, as you can not divide 10 by 100