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# Order Of Operations

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### Order Of Operations

1. 1. Solving Math ProblemsSolving Math ProblemsUsing the Order ofUsing the Order ofOperationsOperations
2. 2. What is theWhat is the“Order of Operations”“Order of Operations”and why do we have toand why do we have touse it???use it???
3. 3. The Order of Operations isThe Order of Operations isa set of rules used to helpa set of rules used to helpsimplify and solve mathsimplify and solve mathproblems such as:problems such as:(21 – 6) × 14 + 6(21 – 6) × 14 + 6
4. 4. You might be thinking, “Holy cowYou might be thinking, “Holy cowMs. A!!! I can’t solve that! It’s tooMs. A!!! I can’t solve that! It’s toohard!” Well, let me show youhard!” Well, let me show youhow it works, and you’ll see howhow it works, and you’ll see howeasy it can be!easy it can be!
5. 5. Here is a simple way to helpHere is a simple way to helpyou to remember the order:you to remember the order:PPleaselease EExcusexcuse MMyy DDearear AAuntunt SSallyallywhen moving left to rightwhen moving left to right(also referred to as PEMDAS)(also referred to as PEMDAS)
6. 6. Each beginning letter standsEach beginning letter standsrepresents the steps we need torepresents the steps we need totake to solve the problem.take to solve the problem.Remember, it’s okay to skip aRemember, it’s okay to skip astep if the problem doesn’tstep if the problem doesn’tinclude one of them.include one of them.
7. 7. Here’s the order:Here’s the order:PP  ParenthesisParenthesis ( )( )EE  ExponentsExponents 3322MM  MultiplyMultiply ××DD  DivideDivide ÷÷AA  AddAdd ++SS  SubtractSubtract --
8. 8. Let’s try to solve theLet’s try to solve theproblem now using thisproblem now using thisorder…order…
9. 9. Solve what’s inside theSolve what’s inside theparenthesis first.parenthesis first.(21 – 6)(21 – 6) × 14 - 6× 14 - 6↓ ↓ ↓↓ ↓ ↓1515 × 14 - 6× 14 - 6
10. 10. Next solve the part of theNext solve the part of theproblem with the exponent.problem with the exponent.Oops! No exponent.Oops! No exponent.Skip this step.Skip this step.15 × 14 - 615 × 14 - 6
11. 11. Now do the multiplication.Now do the multiplication.15 × 1415 × 14 - 6- 6↓ ↓ ↓↓ ↓ ↓210210 - 6- 6
12. 12. Now we divide.Now we divide.Oops! No division.Oops! No division.Skip this step.Skip this step.210 - 6210 - 6