
Order of Operations (With Exponents / PEMDAS)
Mystery Detective Worksheets · Grades 5–8 · Printable Detective Pack
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Inside the case file
Order of operations worksheets with exponents and parentheses, written for your 6th grade class. Each of the five CSI Mini Mystery Detective math cases mixes squares and cubes with addition, subtraction, multiplication and division, and there are no negative numbers. Use them as a PEMDAS activity in math centers or send them home as homework. There's nothing to prep, and you get an answer key for every case.
The exponents here are squares and cubes, and most expressions put one inside parentheses. Students have to work the exponent before they multiply or divide, and this pack gives them plenty of practice at that step. Every answer points to one suspect to cross off. A student who reaches the bottom of the page with a single name left has solved the order of operations correctly.
The Cases
- The Missing Phone - tracking down a stolen phone
- The Missing Teacher - finding a kidnapped teacher
- The Principal's Car - a car taken from school
- The Bank Job - a robbery at the bank
- Diamond Heist - diamonds missing from a chest
What's Inside
- Five one-page cases of order of operations expressions
- Exponents and parentheses on every page
- Whole numbers throughout, with no negatives
- Answer keys for all five cases
- A teacher instruction page
What Is a CSI Mini Mystery Detective?
Each case is one printed page. The story at the top sets up the crime, and the suspects are listed down the page with a number for each one. Students solve the expressions and cross off any suspect whose number they get. When they're done, one suspect remains.
When to Use This Resource
Bring this in once your class has met exponents and is ready to fit them into PEMDAS. If they've already done the no exponents pack, this is the next step up. It also suits a review week before a unit test. You could give it to a small group, leave it for a sub, or use it in homeschool.
Grade Levels
Written for 6th grade, where exponents join the order of operations (6.EE.A.1). It works as review in 7th grade, and as a challenge for 5th graders who have finished the parentheses work.
Why Teachers Love These Cases
- Print and hand out
- Exponents, parentheses and all four operations together
- Students find their own slips as they work
- Five cases for five different days
Want more cases like these?
Follow Kiwiland Education to discover more CSI Mini Mystery Detective cases, no-prep math activities, and detective-themed printables for elementary and middle school classrooms.
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