Question

what should be subtracted from -5/4 to get -1

Answer 1

-5/4-x=-1

x=-5/4+1

x=-1/4

Answer 2

Look
Let the equation be
-5/4 - x = -1
=> -5/4 + 1 = x
=> -0.25 = x
Or 1/4

I hope you understood!
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