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Lesson Menu. Main Idea and New Vocabulary NGSSS Key Concept: Add and Subtract Like Fractions Example 1: Add Like Fractions Example 2: Add Like Fractions Example 3: Subtract Like Fractions Example 4: Subtract Like Fractions Example 5: Subtract Like Fractions Example 6: Real-World Example

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  1. Lesson Menu Main Idea and New Vocabulary NGSSS Key Concept: Add and Subtract Like Fractions Example 1: Add Like Fractions Example 2: Add Like Fractions Example 3: Subtract Like Fractions Example 4: Subtract Like Fractions Example 5: Subtract Like Fractions Example 6: Real-World Example Five-Minute Check

  2. Add and subtract fractions with like denominators. • like fractions Main Idea/Vocabulary

  3. MA.7.A.3.2 Add, subtract, multiply, and divide integers,fractions, and terminating decimals, and perform exponential operations with rational bases and whole number exponentsincluding solving problems in everyday contexts. NGSSS

  4. Key Concept

  5. 11 __ 12 Find Write in simplest form. Add the numerators. Simplify. Answer: Add Like Fractions Example 1

  6. Find Write in simplest form. A. B. C. D. Example 1 CYP

  7. 5 __ 6 Find Write in simplest form. Add the numerators. Use the rules for adding integers. Answer: – Add Like Fractions Example 2

  8. Find Write in simplest form. A. B. C. D. Example 2 CYP

  9. 2 __ 3 Find Write in simplest form. Subtract the numerators. Simplify. Answer: Subtract Like Fractions Example 3

  10. Find Write in simplest form. A. B. C. D. Example 3 CYP

  11. 9 __ 10 Find Write in simplest form. Subtract the numerators. Simplify. Answer: – Subtract Like Fractions Example 4

  12. Find Write in simplest form. A. B. C. D. Example 4 CYP

  13. 1 __ 2 Find . Write in simplest form. Subtract the numerators. Simplify. Answer: – Subtract Like Fractions Example 5

  14. Find – . Write in simplest form. A. B. C. D. Example 5 CYP

  15. ARTA picture mounted on art board is inch thick. The frame for the picture is inch thick. How much thicker than the picture is the frame? Subtract the numerators. Answer: The picture is inch thicker than the frame. Simplify. = Example 6

  16. WINDOWS A pane of window glass is inch thick. A second pane of glass is inch thick. How much thicker is the second pane of glass? A.in. C. in. B.in.D. in. Example 6 CYP

  17. Find . Write in simplest form. A. B. C. D. Five Minute Check 1

  18. Find . Write in simplest form. A. B. C. D. Five Minute Check 2

  19. Find . Write in simplest form. A. B. C. D. Five Minute Check 3

  20. Find . Write in simplest form. A.1 B. C.– D.–1 Five Minute Check 4

  21. For their foreign language requirement, of students take French and of students take Spanish. The remaining students take sign language. What fraction of students takes sign language? A.C. B.D. Five Minute Check 5

  22. Eric had of a bottle of shampoo left. He used of the bottle on his dog. How much shampoo did Eric have left? • of a bottle C. of a bottle B. of a bottle D. of a bottle Five Minute Check 6

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