QQuestionMathematics
QuestionMathematics
Use mental math to solve 18×5. Find as many strategies as you can to solve. Record and describe each strategy.
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Answer
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Step 1I'll solve 18×5 using multiple mental math strategies and explain each approach clearly:
Step 2: Distributive Property Strategy
= 90
- Break 18 into 10 + 8 - Multiply each part by 5 separately
Final Answer
Key Insights: - Mental math involves flexible thinking - Multiple strategies can solve the same problem - Understanding number relationships helps quick calculation
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