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Integers
When working with integers, always box the number with the sign directly in front of it.
COMBINING (adding and subtracting) INTEGERS
-
If the signs are the same, find the sum and take the sign.
-
If the signs are different, find the difference and take the sign of the number with the higher
absolute value.
- If there are two minus signs next to each other, change them to a plus sign.
----------------------------------------------------------------------------------------------------------------------MULTIPLYING AND DIVIDING INTEGERS
1. If the signs are the same, the answer is always positive!
2. If the signs are different, the answer is negative!.
-----------------------------------------------------------------------------------------------------------------------------Integers
When working with integers, always box the number with the sign directly in front of it.
COMBINING (adding and subtracting) INTEGERS
-
If the signs are the same, find the sum and take the sign.
-
If the signs are different, find the difference and take the sign of the number with the higher
absolute value.
- If there are two minus signs next to each other, change them to a plus sign.
-----------------------------------------------------------------------------------------------------MULTIPLYING AND DIVIDING INTEGERS
If the signs are the same, the answer is always positive!
If the signs are different, the answer is negative!