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1. 1. 9-3 Adding Integers Math Notes Number Sense 2.1
2. 2. + - Find 6 + 10
3. 3. + - Find 6 + 10 Think of walking on a number line.
4. 4. + - Find 6 + 10 Think of walking on a number line. You are ALWAYS facing right and starting at zero (0)
5. 5. + - Find 6 + 10 Think of walking on a number line. You are ALWAYS facing right and starting at zero (0) - 10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 + 10
6. 6. + - Find 6 + 10 Think of walking on a number line. You are ALWAYS facing right and starting at zero (0) - 10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 + 10
7. 7. + - Find 6 + 10 Think of walking on a number line. You are ALWAYS facing right and starting at zero (0) - 10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 + 10 STEP 1: Walk forward 6 steps for positive 6.
8. 8. + - Find 6 + 10 Think of walking on a number line. You are ALWAYS facing right and starting at zero (0) - 10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 + 10 STEP 1: Walk forward 6 steps for positive 6.
9. 9. + - Find 6 + 10 Think of walking on a number line. You are ALWAYS facing right and starting at zero (0) - 10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 + 10 STEP 1: Walk forward 6 steps for positive 6. STEP 2: Walk backward 10 steps for negative 10.
10. 10. + - Find 6 + 10 Think of walking on a number line. You are ALWAYS facing right and starting at zero (0) - 10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 + 10 STEP 1: Walk forward 6 steps for positive 6. STEP 2: Walk backward 10 steps for negative 10.
11. 11. + - Find 6 + 10 Think of walking on a number line. You are ALWAYS facing right and starting at zero (0) - 10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 + 10 STEP 1: Walk forward 6 steps for positive 6. STEP 2: Walk backward 10 steps for negative 10.
12. 12. + - Find 6 + 10 Think of walking on a number line. You are ALWAYS facing right and starting at zero (0) - 10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 + 10 STEP 1: Walk forward 6 steps for positive 6. STEP 2: Walk backward 10 steps for negative 10. You end up at -4
13. 13. + - Find 6 + 10
14. 14. + - Find 6 + 10 OR you can draw it out...
15. 15. + - Find 6 + 10 OR you can draw it out... STEP 1: Draw six positives
16. 16. + - Find 6 + 10 OR you can draw it out... STEP 1: Draw six positives ++++++
17. 17. + - Find 6 + 10 OR you can draw it out... STEP 1: Draw six positives ++++++ STEP 2: Draw ten negatives
18. 18. + - Find 6 + 10 OR you can draw it out... STEP 1: Draw six positives ++++++ - --------- STEP 2: Draw ten negatives
19. 19. + - Find 6 + 10 OR you can draw it out... STEP 1: Draw six positives ++++++ - --------- STEP 2: Draw ten negatives STEP 3: When you have a + and a -, they cancel each other out.
20. 20. + - Find 6 + 10 OR you can draw it out... STEP 1: Draw six positives ++++++ - --------- STEP 2: Draw ten negatives STEP 3: When you have a + and a -, they cancel each other out.
21. 21. + - Find 6 + 10 OR you can draw it out... STEP 1: Draw six positives ++++++ - --------- STEP 2: Draw ten negatives STEP 3: When you have a + and a -, they cancel each other out. ANSWER: What are you left with?
22. 22. + - Find 6 + 10 OR you can draw it out... STEP 1: Draw six positives ++++++ - --------- STEP 2: Draw ten negatives STEP 3: When you have a + and a -, they cancel each other out. ANSWER: What are you left with? -4
23. 23. - + Find 2 + 6 Think of walking on a number line. You are ALWAYS facing right and starting at zero (0) - 10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 + 10
24. 24. - + Find 2 + 6 Think of walking on a number line. You are ALWAYS facing right and starting at zero (0) - 10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 + 10 STEP 1: Walk backward 2 steps for negative 2.
25. 25. - + Find 2 + 6 Think of walking on a number line. You are ALWAYS facing right and starting at zero (0) - 10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 + 10 STEP 1: Walk backward 2 steps for negative 2.
26. 26. - + Find 2 + 6 Think of walking on a number line. You are ALWAYS facing right and starting at zero (0) - 10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 + 10 STEP 1: Walk backward 2 steps for negative 2. STEP 2: Walk forward 6 steps for positive 6.
27. 27. - + Find 2 + 6 Think of walking on a number line. You are ALWAYS facing right and starting at zero (0) - 10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 + 10 STEP 1: Walk backward 2 steps for negative 2. STEP 2: Walk forward 6 steps for positive 6.
28. 28. - + Find 2 + 6 Think of walking on a number line. You are ALWAYS facing right and starting at zero (0) - 10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 + 10 STEP 1: Walk backward 2 steps for negative 2. STEP 2: Walk forward 6 steps for positive 6.
29. 29. - + Find 2 + 6 Think of walking on a number line. You are ALWAYS facing right and starting at zero (0) - 10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 + 10 STEP 1: Walk backward 2 steps for negative 2. STEP 2: Walk forward 6 steps for positive 6. You end up at +4
30. 30. - + Find 2 + 6 OR you can draw it out...
31. 31. - + Find 2 + 6 OR you can draw it out... STEP 1: Draw two negatives
32. 32. - + Find 2 + 6 OR you can draw it out... STEP 1: Draw two negatives --
33. 33. - + Find 2 + 6 OR you can draw it out... STEP 1: Draw two negatives -- STEP 2: Draw six positives
34. 34. - + Find 2 + 6 OR you can draw it out... STEP 1: Draw two negatives - ++ + + + + - STEP 2: Draw six positives
35. 35. - + Find 2 + 6 OR you can draw it out... STEP 1: Draw two negatives - ++ + + + + - STEP 2: Draw six positives STEP 3: When you have a + and a -, they cancel each other out.
36. 36. - + Find 2 + 6 OR you can draw it out... STEP 1: Draw two negatives - ++ + + + + - STEP 2: Draw six positives STEP 3: When you have a + and a -, they cancel each other out.
37. 37. - + Find 2 + 6 OR you can draw it out... STEP 1: Draw two negatives - ++ + + + + - STEP 2: Draw six positives STEP 3: When you have a + and a -, they cancel each other out. ANSWER: What are you left with?
38. 38. - + Find 2 + 6 OR you can draw it out... STEP 1: Draw two negatives - ++ + + + + - STEP 2: Draw six positives STEP 3: When you have a + and a -, they cancel each other out. ANSWER: What are you left with? +4