1. Subtracting Integers

2. Integers +1

3. Integers Positive and negative numbers cancel each other. +1+ (-1) = 00

4. Integers What number do I have on the screen now? 00 Went dancing Went out to dinner Went to the movies Went to the beach Went hiking

5. Integers SUBTRACT!!!! +2 (-4) = +6+6 I need to take away 4 negative counters, but I do not have any negative counters!!! How can I take away something I do not have?!?!

6. Integers SUBTRACT!!!! +3 +6+6 (-3) =

7. Integers SUBTRACT!!!! +1 +3+3 (-2) =

8. Integers Please use your counters! -4 -6-6 (+2) =

9. Integers Please use your counters! -3 -6-6 (+3) =

10. Integers Please use your counters. -2 +3+3 (-5) =

11. Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. -5 - (+6) = or -5 - 6 = -11-11

12. Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. -5 – (-6) = +1+1

13. Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. -3 - 2 = -5-5

14. Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. -3 – (-2) =

15. Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. -4 - (+10) = -14-14

16. Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. -4 - (-10) = +6+6

17. Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. 10 - (-3) = +13+13

18. Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. 10 – (+3) = +7+7

19. Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. +4 – (-6) = +10+10

20. Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. +4 – (+6) = -2-2

21. Integers And now try it yourself. When you see the number sentence, please arrange the counters on your desk, raise your hand and be ready to answer. +5 - (-5) = +10+10

22. And now… let’s practice on the paper Use your counters!

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