9-3 Adding Integers

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  • 9-3 Adding Integers

    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

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