Integer Rules
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Last updated 3:34 PM on 9/7/22
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5 Terms
1
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Adding with the Same Signs
Add and keep the sign
2
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Adding with Different Signs
Subtract the absolute values of the two numbers. The sum has the sign of the integer with the highest absolute value.
2 + -5 = -3
2 + -5 = -3
3
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Subtracting Integers
Subtracting is the same as "Adding the Additive Inverse" or "Adding the Opposite"
Keep first number, Change operation to addition, Change sign of second number to its opposite
(KEEP, CHANGE, CHANGE)
2 - 5
Rewrite: 2 + (-5)
Now Follow Addition Rules
Keep first number, Change operation to addition, Change sign of second number to its opposite
(KEEP, CHANGE, CHANGE)
2 - 5
Rewrite: 2 + (-5)
Now Follow Addition Rules
4
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Multiplying or Dividing with the Same Signs
Same signs: Answer is Positive
5
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Multiplying or Dividing with Different Signs
Different signs: Answer is negative
Note 
Flashcards (50)