Order of Operations Word Problems
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Prerequisites
Practice Questions
- Maya bought 3 packs of stickers. Each pack has 4 stickers. She gave away 5 stickers. How many stickers does she have left? Equation: 3 × 4 - 5 = ?
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7
- A baker made 20 cookies. He put them in 4 boxes with 3 cookies each. How many cookies are left over? Equation: 20 - 4 × 3 = ?
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8
- Sam had 5 toy cars. His friend gave him 3 more. Then Sam bought 2 packs of 4 cars each. How many cars does Sam have in total? Equation: (5 + 3) + 2 × 4 = ?
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16
- There are 6 baskets. Each basket has 5 apples. If 8 apples are eaten, how many apples are left? Equation: 6 × 5 - 8 = ?
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22
- A store has 25 pencils. They sell 3 boxes with 4 pencils each. How many pencils are left in the store? Equation: 25 - 3 × 4 = ?
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13
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Quick Tip
Teacher Resources
Teaching Notes
Word problems add reading comprehension complexity to order of operations. Many students can solve equations but struggle translating stories to math. Teach systematic approach: 1) Read twice, 2) Identify key numbers and operations, 3) Write equation, 4) Solve step-by-step. Use think-alouds to model translation process. Discuss why certain operations are needed: "3 packs of 4" signals multiplication, "gave away 5" signals subtraction. Students may write correct equation but forget operation order - emphasize using rules even in context. Consider partner work: one student reads/translates, other solves.
Vocabulary
Common Mistakes
- Incorrect equation translation: missing operations or wrong order
- Writing equation correctly but solving left-to-right anyway
- Forgetting to include units in answer (stickers, cookies, etc.)
- Misreading problem: confusing who has what or what operation is needed
- Skipping the equation step and trying to solve mentally (leading to errors)
- Incorrect operation order
- Misinterpreting problem context
- Calculation errors
- Ignoring parentheses
Differentiation
Discussion Questions
- How do you know which operation to use? What words in the story tell you?
- Why is it important to write the equation before solving?
- Can you create a different story for the same equation?
- Which problems were easiest to translate? Which were trickiest?
- How does solving word problems differ from solving regular equations?
- Why is order of operations important?
- How do parentheses affect the solution?
- When might you use this in daily life?
- What strategy helped you solve this problem?
Extension Activities
- Create your own word problems for given equations: 4 × 3 + 5, 20 - 2 × 6
- Act out problems with manipulatives: use actual objects to show the story
- Compare solutions: solve the same story problem but change one number
- Reverse challenge: Given answer of 15, create a word problem using order of operations
- Multi-step stories: Combine two problems into one longer story
Parent Tip
Ask your child to explain the steps they took to solve a word problem.
Learning Path
Skill Cluster
Algebraic Reasoning & Operations
Estimated Time
30 minutes
