IF YOU ARE SUBTRACTING, CHANGE THE SUBTRACTION SIGN TO ADDITION, AN...

3. If you are subtracting, change the subtraction sign to addition, and change the sign of the number fol-lowing to its opposite. Then follow the rules for addition:a. –5 + –6 = –11 b. –12 + (+7) = –5Remember: When you subtract, you add the opposite.

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