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1. 1. Adding Integers using a Number Line Adapted from a presentation by: Monica Yukaitis
2. 2. One Way to Add Integers Is With a Number Line When the number is positive count to the right. When the number is negative count to the left. + - 0 1 2 3 4 5 6 -1 -2 -3 -4 -5 -6
3. 3. One Way to Add Integers Is With a Number Line + - +3 + -5 = -2 0 1 2 3 4 5 6 -1 -2 -3 -4 -5 -6
4. 4. One Way to Add Integers Is With a Number Line + - +6 + -4 = +2 0 1 2 3 4 5 6 -1 -2 -3 -4 -5 -6
5. 5. One Way to Add Integers Is With a Number Line + - +3 + -7 = -4 0 1 2 3 4 5 6 -1 -2 -3 -4 -5 -6
6. 6. One Way to Add Integers Is With a Number Line - + -3 + +7 = +4 0 1 2 3 4 5 6 -1 -2 -3 -4 -5 -6
7. 7. One Way to Add Integers Is With a Number Line - + -5 + +3 = +4 0 1 2 3 4 5 6 -1 -2 -3 -4 -5 -6
8. 8. One Way to Add Integers Is With a Number Line - + -2 + +8 = +6 0 1 2 3 4 5 6 -1 -2 -3 -4 -5 -6
9. 9. One Way to Add Integers Is With a Number Line - + -5 + +2 = -3 0 1 2 3 4 5 6 -1 -2 -3 -4 -5 -6
10. 10. One Way to Add Integers Is With a Number Line - - -4 + -2 = -6 0 1 2 3 4 5 6 -1 -2 -3 -4 -5 -6
11. 11. One Way to Add Integers Is With a Number Line - - -2 + -3 = -5 0 1 2 3 4 5 6 -1 -2 -3 -4 -5 -6
12. 12. One Way to Add Integers Is With a Number Line - - -1 + -4 = -5 0 1 2 3 4 5 6 -1 -2 -3 -4 -5 -6
13. 13. One Way to Add Integers Is With a Number Line - - -4 + -1 = -5 0 1 2 3 4 5 6 -1 -2 -3 -4 -5 -6
14. 14. One Way to Add Integers Is With a Number Line + + 4 + 1 = 5 0 1 2 3 4 5 6 -1 -2 -3 -4 -5 -6
15. 15. One Way to Add Integers Is With a Number Line + + 3 + 2 = 5 0 1 2 3 4 5 6 -1 -2 -3 -4 -5 -6
16. 16. One Way to Add Integers Is With a Number Line + + 1 + 5 = 6 0 1 2 3 4 5 6 -1 -2 -3 -4 -5 -6