Trista says that the difference between two negative numbers is always a positive number. She provides the reasoning below.

Since -4 – (-9) = + 5 and -2 – (-3) = + 1, it can be said that the difference between two negative numbers is always positive.

Explain whether Trista is correct. If she is not correct, provide a counterexample to show that she is not.

Trista’s Negative Numbers
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