1. Integers [02.14.12] Mr. P’s Class

2. Add & Subtract Integers: 1. 4 + -4 2. 4 - -4

3. Add & Subtract Integers: 4 – -4 4 – 4 -4 – -4 -4 – 4

4. Add & Subtract Integers:

11. Keynote on iPad: 1. Show an example of subtracting a negative and subtracting a positive number with a number line. 2. Show an example of subtracting a negative and subtracting a positive number with tiles. 3. What is the “rule” for subtracting an integer? 4. Do the five problems at http://www.mathgoodies.com/lessons/vol5/subtraction.html http://www.mathgoodies.com/lessons/vol5/subtraction.html

12. Practice: 1. 4 – (-2) 2. 3 – (16) 3. 3 – (-2) 4. 12 – (-8) 5. -5 – (-5)