All PSAT Math Resources
Example Questions
Example Question #1 : How To Divide Negative Numbers
What is ?
Possible Answers:
45
Correct answer:
Explanation:
A negative number divided by a negative number always results in a positive number. divided by equals . Since the answer is positive, the answer cannot be or any other negative number.
Example Question #1 : Negative Numbers
Solve for :
Possible Answers:
Correct answer:
Explanation:
Begin by isolating your variable.
Subtract from both sides:
, or
Next, subtract from both sides:
, or
Then, divide both sides by :
Recall that division of a negative by a negative gives you a positive, therefore:
or
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