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

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Presentation on theme: "Subtracting Integers. Integers +1 Integers Positive and negative numbers cancel each other. +1+ (-1) = 00."— Presentation transcript:

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) =

7 Integers SUBTRACT!!!! (-2) =

8 Integers Please use your counters! (+2) =

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

10 Integers Please use your counters (-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 (+6) = or =

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 = -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 (+10) =

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 (-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 (-3) =

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) =

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) =

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

23 Your Topic Goes Here Your subtopic goes here

24 Elements


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