# Math Notebook

• 30 – Mathematician’s Toolkit
• 31/32 – Unit 2 Project/Unit Tab Marker
• 33 – Focus Question 1.1 – How can you find the total value of a combination of positive and negative integers?
• 34 – Focus Question 1.2 – How can you use a number line to compare two numbers?
• 35 – Focus Question 1.3 – How can you write a number sentence to represent a change on a number line, and how can you use a number line to represent a number sentence?
• 36 – Chip Boards
• 37 – Focus Question 1.4 – How can you use a chip model to represent addition and subtraction
• 38/39 – Mathematical Reflections – Investigation 1
• 40 – Properties of Real Numbers
• 41 – Groups of Sums and Focus Question – 2.1 – How can you predict whether the result of addition of two numbers will be positive, negative, or zero?
• 42 & 43 – problems from textbook section 2.2 (subtraction of positive and negative numbers) and focus question – How is a chip model or number line useful in determining an algorithm for subtraction?
• 44 – focus question for Section 2.3 – How are the algorithms for addition and subtraction of integers related?
• 45 – questions from the textbook for Section 2.4 – Fact Families – and focus question: What related sentence is equivalent to 4 + n = 43 and makes it easier to find the value of n?
• 46 & 47 – Mathematical Reflections (found in the textbook at the end of Investigation 2)
• 48 – Focus Question for Section 3.1: How is multiplication of two integers represented on a number line and chip board?
• 49 – Textbook questions from Section 3.2 and focus question: What algorithm can you use for multiplying integers?
• 50 – Textbook questions from Section 3.3 and focus question: What algorithm can you use for dividing integers? How are multiplication and division of integers related?