1. Warm-up: Cecil the tightrope walker has a new routine. An expression of his routine can be written as:
4 · 2.5 + 1
Draw a diagram of Cecil's routine. How far will he go?
Challenge: What is the product (answer to a multiplication problem) of 6 1/3 and 2 1/4?
2. Lesson 3.1.1 (page 132) Grouping Expressions
- Focus questions:
- How can expressions with the same numbers and operations have different values?
- Does the order in which we do each operation matter?
- Problem #1 as a whole-class discussion
- Problem #2 in teams
3. Take out your Ch. 2 Study Guide
- Mini-groups:
- Simplifying expressions
- Multiplying fractions using unit rectangle
- Extra technology practice in Google Classroom