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1. By how much is the value of {-10 - (-7)} greater than the value of {-10 + (-7)}?
- A. -20
- B. -20
- C. -20
- D. -20
Answer: Option D
Explanation:
Difference = { - 10 - ( - 7)} - { - 10 + ( - 7)} = - 10 + 7 - ( - 10 - 7) = - 10 + 7 + 10 + 7 = 14
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