You can put this solution on YOUR website! Start by rewriting each element with the same number of digits after
the decimal point.
0.845 0.9 0.001 0.809 0.01 becomes
0.845 0.900 0.001 0.809 0.010
Now just compare the numbers to the right of the decimal point
0.001 0.010 0.809 0.845 0.900 is the correct order