This is exam 1.10 right will any way the answer is
-4 1/4 - (-9 1/2) = -4 1/4 + 9 1/2 = (9 - 4) + (1/2 - 1/4) = 5 1/4
In your terms, the 4th selection is the one you want.
... 5 and 1 over 4
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