Grade 4/Order of Operations
Multiplication and Division Together (598)
Students learn the critical left-to-right rule when multiplication and division appear together. Since these operations have equal priority in PEMDAS, kids practice solving from left to right. This advanced skill prepares them for complex problems and reinforces understanding of operation priority.
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Teacher Resources
Teaching Notes
Emphasize equal priority of multiplication and division. Practice solving strictly from left to right.
Vocabulary
Multiplication: Repeated addition of numbers.
Left to Right: Solving operations in order as they appear.
Common Mistakes
- Solving multiplication first always.
- Ignoring the left-to-right rule.
- Incorrect operation application.
- Basic calculation errors.
Differentiation
SupportHighlight operations to solve first. Use visual aids for steps.
ChallengeIntroduce parentheses. Create multi-step word problems with variables.
Discussion Questions
- Why is the order of operations important?
- What happens if you solve right-to-left?
- Can you give a real-life example?
- How does this prepare for complex problems?
Extension Activities
- Mix in addition/subtraction.
- Use parentheses.
- Create your own problems.
Parent Tip
Ask your child to explain why solving left to right matters here.
Learning Path
Skill Cluster
Number Sense & Operations
Skills Practiced
multiplication divisionorder of operationsleft to right calculation
Prerequisites
- Basic Multiplication
- Basic Division
- Understanding Equality
Next Steps
- Order of Operations: All Four Operations
- Evaluating Expressions with Grouping Symbols
- Order of Operations: Addition and Subtraction
- Order of Operations: All Operations
- Multi-Step Word Problems