There are different symbols for multiply, dividing and subtracting. You can use the symbols like "x, / and -".
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*Order of operation* #1 Work inside grouping symbols; -grouping symbols include parenthesis ( ) brackets [ ] and fraction bars. #2 Multiply and divide in order from left to right. #3 Add and subtract in order from left to right. P-parenthesis E-exponets M-multiplication D-division A-addition S-subtract
Parenthesis are grouping symbols () as well as brackets [] and braces {}. These symbols are used specifically to denote that the operation in the parenthesis should be completed first. This is to avoid confusion and incorrect answers by using the standard order of operations: Multiply and Divide, Add and Subtract.
You get different values for an expression by changing the placement of the grouping symbols.
To insert grouping symbols one must remember that the math problem in the parenthesis must be completed first. The grouping should look like this: 4(6-2)+7= 23.
Evaluate the innermost grouping symbol first and make your way outwards.