- 1/5
or -1/5
or 1/-5 .
They're all exactly the same number.
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The reciprocal of a number is the number backwards in fraction form. For example, the reciprocal of 25 would be 1/25. The reciprocal of 5/10 would be 10/5.
The reciprocal of 5/8 is 8/5 The reciprocal of a fraction is its inverted form, e.g. the reciprocal of a/b is b/a.
2.2
The fraction is 2/3.
no "to reciprocal" is meaningless. If you mean can you take a reciprocal of a fraction, then the reciprocal of 5/97, for example, is 97/5 in just the same way that the reciprocal of 2 (think of 2/1) is 1/2.