Student prior knowledge: 4.Model with mathematics. Students choose a preferred model for solving fraction problems. Definition of equivalency Students understand the relationship between mixed numbers and fractions 6. Attend to precision. less than 1 How to add and subtract fractions with Students accurately partition area models, like and unlike denominators. and use numbers precisely to demonstrate addition and subtraction operations. Which math concepts will this lesson lead to? Students explain their thinking using appropriate mathematical terms. Multiplication and division of fractions with like and unlike denominators. Ratios and proportional reasoning Essential Question(s) How is equivalence maintained when adding or subtracting fractions with different sized parts? Formative Assessments Student explanations- verbal and written Problem solutions, strategies and models Anticipated Student Preconceptions/Misconceptions add or subtract the unlike denominator not knowing how to represent a whole Materials/Resources Sandwich Problem worksheet 2 Post-Assessment Cindy’s Cats C. Rigor: fluency, deep understanding, application and dual intensity What are the learning experiences that provide for rigor? What are the learning experiences that provide for evidence of the Math Practices? (Detailed Lesson Plan)
Student prior knowledge: Definition of equivalency Students understand the relationship between mixed numbers and fractions less than 1 How to add and subtract fractions with like and unlike denominators. Which math concepts will this lesson lead to? Multiplication and division of fractions with like and unlike denominators. Ratios and proportional reasoning 4.Model with mathematics. Students choose a preferred model for solving fraction problems. 6. Attend to precision. Students accurately partition area models, and use numbers precisely to demonstrate addition and subtraction operations. Students explain their thinking using appropriate mathematical terms. Essential Question(s) How is equivalence maintained when adding or subtracting fractions with different sized parts? Formative Assessments Student explanations- verbal and written Problem solutions, strategies and models Anticipated Student Preconceptions/Misconceptions add or subtract the unlike denominator not knowing how to represent a whole Materials/Resources Sandwich Problem worksheet Cindy’s Cats 2 Post-Assessment C. Rigor: fluency, deep understanding, application and dual intensity What are the learning experiences that provide for rigor? What are the learning experiences that provide for evidence of the Math Practices? (Detailed Lesson Plan)
5th_gr_unit_-_addsubt_fractions_complete.docx