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6 Cards in this Set
- Front
- Back
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What is an Integer?
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They are a set of all whole numbers and their opposites.
0 is not positive or negative! |
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What is an Opposites?
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It is two numbers are opposite of one another if they are the same distance from zero.
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What is Absolute Value?
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The absolute value of an integer is the distance on the number line from zero.
Absolute value is always positive. |
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Who to add integer with the same sign?
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To add numbers with the same sign, add the number and attach the sign.
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Who to add integers with different signs?
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To add number with the different sign, take the little from the big and attach the sign to the big.
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Who to subtract an Integer?
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To subtract a number add its opposite.
ex) -7-5 8-(-7) -7+(-5)=-12 8+7=15 |
