Adding and subtracting fractions with like denominators 2013 2014
- 1. Adding and Subtracting Fractions With Like Denominators
- 2. Student Expectation: 7.1 Use addition and subtraction to solve problem involving fractions. Language Objective: Connect modeling addition and subtraction of fractions to the algorithm in our Miller Math Notes.
- 3. Adding with Like Denominators To add fractions with a common denominator, bring the denominator over and add the numerators.
- 4. Examples
- 5. Examples
- 6. Application Dasia is making a blanket for her sister Destiny. She wants the blanket to have a length of 5 ½ feet and a width of 4 ½ feet. What is the perimeter of the blanket?
- 8. Process It! What is your tips list for solving these kinds of problems?
- 9. To subtract fractions with a common denominator, bring the denominator over and subtract the numerators.
- 10. Practice
- 11. Practice
- 12. Application
- 13. Regrouping a.) 1¾+8¼= b.) 24 3/8 + 16 7/8 =
- 15. Application In honor of Breast Cancer Awareness Month, the Student Council at Miller Intermediate School is making an enlarged pink ribbon to cover the football field. Each member bought ribbon, giving a total of 73 ¾ yards. If 100 yards are needed, how much more ribbon will the Student Council need to purchase?
- 16. Add/subtract and simplify. HOMEWORK!!
- 17. Exit Ticket Give an example of a real world situation where you would have to add or subtract fractions. How would you explain how to do it to your parents?