Algebra: Chapter 2, Lesson 3
Addition of Rational Numbers.
Adding 2 positive or negative numbers
- Add the absolute values. The sum has the same sign as the 2 numbers.
Adding a positive and a negative number
- Subract the absolute values. The sum has the sign of the number with the bigger sign!
Intro: Chapter 1, Lesson 8
Reasoning Strategies
- Understand the problem
- Develop and carry out a plan
- Find the answer and check
Strategies to use for today’s lesson is DRAW a PICTURE!