Question 785742
Opposite numbers are numbers with the same magnitude but different signs.  The opposite of 1 is -1.<P>
You likely thought this question was asking for the opposite of rational, meaning irrational, but that doesn't make sense in this context.<P>

a) -4.1  opposite is 4.1<P>
b) 4/5  opposite is -4/5
<P>c) -5 3/4 opposite is 5 3/4<P>
 d)9/8 opposite is -9/8