Floating point numbers are not exactly represented. 
perl -e 'printf "%.18f", 1.255'
__OUTPUT__
1.254999999999999893

[download]
so 1.25 is the correct result.
Boris

In reply to Re: Rounding a number using (s)printf by borisz
in thread Rounding a number using (s)printf by the_slycer

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