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| get smaller going left on the number line |
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| Loss, fall, decrease, below sea level |
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| To the right off the number line |
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| Get larger going to the right of a number line |
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| Opposite of negative numbers |
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| Gain, rise, increase, above sea level |
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| Conting up corresponds to ___________ numbers (going to the right) |
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| Conting down corresponds to ___________ numbers (moving left) |
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| 1) always start at zero 2.start the arrow where the last one ended |
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For all numbers -a there is a number a +(-a) = 0
The additive inverse of a real number is the opposite of that number on the real number line. For example, the opposite of -3 is 3. A number and its additive inverse has a sum of 0. The sum of any number and its opposite is equal to zero. |
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| The steps on the number line |
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1. Place th tail of the arrow on 0.
2. Draw the second arrow 2 units to the left of zero, stop at -2. The direction of the arrows is to the left since you are counting down. 3. Start the next arrow at the end of the first arrow, or at -2. 4. Draw the second arrow 3 |
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