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(7.3) Patterns, relationships, and algebraic thinking.

7.3A Solving Problems Involving Percent. (7.3) Patterns, relationships, and algebraic thinking. The student solves problems involving proportional relationships. The student is expected to: (A) estimate and find solutions to application problems involving percent.

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(7.3) Patterns, relationships, and algebraic thinking.

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  1. 7.3A Solving Problems Involving Percent (7.3) Patterns, relationships, and algebraic thinking. The student solves problems involving proportional relationships. The student is expected to: (A) estimate and find solutions to application problems involving percent.

  2. Solving Problems Involving Percent Use proportions or decimals to solve problems involving percent. EXAMPLE: Lance scored 90% on a test with 50 questions. How many questions did he answer correctly? Proportion Method 90 100 • Set up a proportion using for 90%. • Let x represent the number of questions Lance answered correctly. • Solve the proportion. part whole x 50 90 100 =

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