SOLUTION: How do you do this problem: 1 and 9/10 minus and negitive 2 and 1/2

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Question 169237: How do you do this problem: 1 and 9/10 minus and negitive 2 and 1/2
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
1 9/10-2 1/2
19/10-5/2
(19-5*5)/10
(19-25)/10
-6/10=-3/5 ans.