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Published byNorman Bruce Modified over 9 years ago
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Subtracting integers
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1. Write down the problem 2. Lay down the first integer 3. Add zero pairs until you have what you need 4. Take away the second integer 5.. Write your answer
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Copy each problem. Draw pictures to show what is happening.
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Add zero pairs until you have enough to take away what you need to.
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You have to add zero pairs until you have enough to take away what you need to.
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Example of great pictures
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ADD THE OPPOSITE a - (-b) = a+b
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1. LEAVE THE FIRST #ALONE 2.CHANGE FROM SUBTRACT TO ADD 3.OPPOSITE OF THE 2 ND #
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Remember…only change subtract to add. DO NOT change add to subtract.
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