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# Course 2, Lesson 22, Problems about a Fraction of a Group

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Author: Hector Soto
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1. Make sense of problems and persevere in solving them. 2. Construct viable arguments and critique the reasoning of others. 3. Model with mathematics. 4. Use appropriate tools strategically. 5. Attend to precision. 6. Apply properties of operations as strategies to multiply and divide rational numbers. 7. Solve real-world and mathematical problems involving the four operations with rational numbers. 8. Solve multi-step real-life and mathematical problems posed with positive and negative rational numbers in any form (whole numbers, fractions, and decimals), using tools strategically. Apply properties of operations to calculate with numbers in any form; convert between forms as appropriate; and assess the reasonableness of answers using mental computation and estimation strategies.

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## Problems about a Fraction of a Group

Source: Deb Borgelt