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Q&A for How to Apply the Order of Operations
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QuestionWhat does the term BODMAS mean?TechnistCommunity AnswerBODMAS stands for Brackets, Order, Division, Multiplication, Addition, and Subtraction. Like PEMDAS, it is an abbreviation for the order of operations. In this case, Brackets stand for Parentheses; Order stands for Exponents (as in Order of Powers).
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QuestionWhy did you subtract first in 12 - 2 + 75?DonaganTop AnswererWhen adding and subtracting (or multiplying and dividing) it's customary -- but not mandatory -- to work from left to right.
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QuestionHow did you arrive at 25?Community AnswerTwenty-five came from 5 squared, or 5x5. The 5 came from 8-3, and the 8 came from 6+2.
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QuestionWhy did you subtract 2 from 12 before doing addition?Community AnswerWhen adding and subtracting, work from left to right.
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QuestionWhy did you subtract 2 from 12 before doing addition?Community AnswerWhen doing addition and subtraction, work from left to right.
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QuestionWhat’s the difference between PEMDAS, GEMDAS, and GEMS?I_l1ke_gam3sCommunity AnswerThere’s no difference, but Americans like to use PEMDAS most frequently.
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QuestionWhat are the steps for {4^2 + [ (7+3) 4 ] } / 7?Community AnswerFirst do what's inside the parentheses: add 7 plus 3. That's 10. Next, do what's inside the brackets: multiply by 4. That's 40. Now do what's inside the braces: square 4. That's 16. Then add 16 plus 40. That's 56. Finally, divide everything inside the braces by 7: 56/7 = 8, which is the answer.
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