Slide 1Slide 2AgendaAgendaTell me what the number is in …401401401AssignmentWeek 3What is wrong with saying 4958? What is a proper way of writing this number in base 8?Suppose only 5 people can sit at a table, and there are only 5 tables in a classroom, and there are 5 classrooms in a building. How can this analogy be used to explain place value in base ___ if you have 203 students who need to sit down?Agenda• Class notes available in bookstore ($3.50). Make sure you have them by the class after the first exam.•Don’t forget the goal: Moving from “able to do” a procedure to “able to understand” a procedure.•Finish talking about different bases and number systems.Agenda• Moving on to addition!•Homework-online! Be sure to check course web page often (I would bookmark the 302A page, not the assignment page. I don’t want you to miss any announcements!)•Note: Exploration 2.9 continues on to next page; Part 3 #3cd on p. 45Tell me what the number is in …•Suppose I know that in base 10, a number is 401.•Write it in Roman, Mayan, Egyptian, Babylonian, and Alphabitian.•Now, write it in base 6.•Now, write it in base 16.•Now, write it in base 2.401CDICA0A401401•Base 6: 1505•Base 16: 191•Base 2: 110010001Assignment•Due Wednesday:•Textbook: H5 15fh, 16gh, 17hj, 18dh, 25, 30a•Note: On all problems Answer/Justify/Explain your strategy. You may use pictures or explanations to justify your work. Remember, we are emphasizing an understanding of the process, not just accomplishing the
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