Math 228, Week 6 Notes
Math 228, Week 6 Notes 228
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Erika De Leygraaf
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This 2 page Class Notes was uploaded by Erika De Leygraaf on Friday October 14, 2016. The Class Notes belongs to 228 at University of Wisconsin - Stevens Point taught by Sinan Kanbir in Fall 2016. Since its upload, it has received 5 views. For similar materials see The Teaching of Elementary School Math in math education at University of Wisconsin - Stevens Point.
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Date Created: 10/14/16
10/10/16 What We Discussed: - Add and Subtract with Different Bases - When bases are different → convert both to base ten - Example #1 32five 4 cannot be taken away from 2 -14five take a five from 3 → leaving 2 ? add the five to 2 → now have 7 27five instead of borrowing 10, you -14five borrow 5 being in base five 13five Check! 14five + 13five 32five Assignments: - WebAssign - Due: 10/13/16 10/11/16 What We Discussed: Adding/Subtracting Strategies 1. Place value 2. Borrowing or equal addition 3. Compensating Assignments: - Worksheet - Turn in through email - Due: 10/14/16 10/14/16 What We Discussed: When does a problem call for addition? Subtraction? - Join Problems - Result Unknown 2+5=☐ - Change Unknown 2+☐=7 - Start Unknown ☐+5=7 - Part-Part-Whole Problems - Whole Unknown - Part Unknown - Compare Problems - Difference Unknown 12-8=☐ - Compared Set Unknown ☐-8=4 - Different Unknown 12-☐=4 Assignments: - Lesson Plan - Due: 10/14/16 - Worksheet - Due: 10/17/16