Adding and Subtracting Integers (Notes) - Skyndipróf
   Adding with same signs.  Adding with Different signs      Do not forget the negative sign       Subtracting when the signs are different: Step 2: Step 1: Step 3: Keep the first number Flip the sign to adding Change the second integer to the opposite 8 - (-5)= Subtracting when the signs are different: Step 2: Step 1: Step 3: Keep the first number Flip the sign to adding -2 - 3= Change the second integer to the opposite Subtracting when the signs are the same: Step 2: Step 1: Step 3: Keep the first number Flip the sign to adding -4 - (-6) = Change the second integer to the opposite Subtracting when the signs are different: Step 2: Step 1: Step 3: Keep the first number Flip the sign to adding Change the second integer to the opposite - 7 - (-8)= Subtracting when the signs are different: Step 2: Step 1: Step 3: Keep the first number Flip the sign to adding Change the second integer to the opposite -9 - (-13)=         |
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