Math 212J:  Problem Solving with Elementary Mathematics -- Winter 2008

Handouts:

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Assignment 6, Chapter 7, due 4/11/08 (by 4pm)

Chapter 7 Exercises:

• 7.1 #3a-l, 4, 8, 10, 19, 20, 27, 28, 34, 40, 46
• 7.2 #3, 6a-f, 13, 16, 17, 18, 19, 21, 22, 23, 26, 34, 36, 37

Chapter 7 Explorations:

• Weds 3/26:  p.146, Expl. 7.3, Part 1, #1-7
• Weds 3/26:  p.147, Expl. 7.3, Part 2, #1-2
• Mon 3/31:  p.162, Expl. 7.14, #1-6
• Weds 4/2:  p.168, Expl. 7.19, COIN: 1, 2; DICE:  1, 2, 3

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Assignment 5, Chapter 6, due 3/26

Chapter 6 Exercises:

• 6.1 #4, 6, 10, 14, 20, 28, 32, 37, 38, 46, 48, 49
• 6.2 #2, 4, 6, 20, 22, 30, 32, 34, 44, 45, 52, 54abc

Chapter 6 Explorations:

• 3/10/08:  Expl. 6.2, parts 1 and 3 only, p.133 - 134
• 3/12/08:  Expl. 6.5, all parts, p.137-138

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Assignment 4, Chapter 5, due 3/12/08

Chapter 5 Exercises:  Show how to do the problems WITHOUT a calculator!

• 5.1 #2, 5, 8, 11, 13, 20, 21, 22
• 5.2 #3, 5, 6, 11, 12, 17, 20, 22, 26, 30
• 5.3 #7bdi, 8bd, 16, 19, 21, 31ab, 48a
• 5.4 #1, 2, 3, 4, 5, 9, 10, 20, 22, 28, 32, 42, 55

Chapter 5 Explorations:

• 2/18/08:  Expl. 5.1, p.96
• 2/18/08:  Expl. 5.2, p.97, FIRST HALF only
• 2/18/08:  Expl. 5.3, p.98
• 2/18/08:  Expl. 5.4, p.99, 1abc only
• 2/20/08:  Expl. 5.9, p.107
• 2/20/08:  Expl. 5.11, p.113
• 3/03/08:  Expl. 5.12, p.114, parts 1-3
• 3/05/08:  Expl. 5.17, p.121
• 3/05/08:  Expl. 5.18, p.123, PART 2 only

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Assignment 3, due 2/20/08

Chapter 3 Exercises

• 3.1, p.150 #1, 4, 9ab, 17, 20, 21, 23
• 3.2, p.166 #4, 5, 6, 7ab, 8, 12, 20, 28
• 3.3, p.186 #3, 10ab, 11ab, 14ab, 17, 19ab, 44, 52
• 3.4, p.207 #1, 2, 3, 5, 8ab, 36, 37, 47, 60

Chapter 3 Explorations

• 1/28/08:  Exploration 3.1, part 1: Adding in Alphabitia
• 1/28/08:  Exploration 3.1, part 2: Subtracting in Alphabitia (#4 optional)
• 1/30/08:  Exploration 3.5: Mental Subtraction
• 1/30/08:  Exploration 3.6, part 1:  Children's Subtraction Algorithms
• 1/30/08:  Exploration 3.7: Subtraction and Number Sense
• 2/11/08:  Exploration 3.9:  Mental Multiplication
• 2/11/08:  Exploration 3.8 part 2: Circle Clocks
• 2/11/08:  Exploration 3.8 part 3: Other Bases -- Make tables for base 5 and base 8, and look at the base 10 table on p.59.
• 2/13/08:  Exploration 3.17: Mental Division
• 2/13/08:  Exploration 3.18: Dealing with Remainders -- do #1 and #2abcd only

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Assignment 2, due 1/30/08

Chapter 2 Exercises

• p.76 #5, 9, 13, 17, 18, 20, 23
• p.96 #1, 3, 11, 18, 21, 29, 32
• p.119 #1a, 2, 3, 6, 8, 12, 17a-f, 18a-f, 23, 24, 37
• p.123 #9, 16

Chapter 2 Explorations

• 1/16/08:  Venn diagram worksheet (handout)
• 1/16/08:  Exploration 2.5:  Connecting Graphs and Words (omit #3)
• 1/16/08:  Exploration 2.7, Part 1:  Figurate Numbers
• 1/21/08:  Exploration 2.8, Part 3:  Learning About the New Alphabitia System
• 1/21/08:  Use the New Alphabitia System to fill out the table on p.41
• 1/23/08:  Exploration 2.9, parts 1,3, 4: Different bases

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Assignment 1, due 1/23/08

Chapter 1 Exercises

• p.26 #5, 8, 12, 16, 22, 29b, 34, 35
• p.54 #3, 6, 9, 12, 19, 23, 27, 29
• p.59 #1, 4, 7, 8, 14, 15, 16, 17

Chapter 1 Explorations

• 1/7/08:  Exploration 1.1, Problem 1:  Patterns in Pascal's triangle (skip question 5)
• 1/9/08:  Exploration 1.1, Problem 2:  How many handshakes?
• 1/9/08:  Exploration 1.1, Problem 4:  How many rectangles?
• 1/14/08: Exploration 1.4, Problem 1:  Darts
• 1/14/08: Exploration 1.4, Problem 3:  Latin squares