\documentclass[a4paper]{article}

\usepackage{fp}

\usepackage[indivanswers]{automultiplechoice}    
\begin{document}

\exemplaire{1}{    

  \namefield{\hbox to 5cm{Nom :\hfill}}

  \vspace{1ex}

  \begin{questionmultx}{numeric}
    1.015
    \AMCnumericChoices{1.015}{digits=3,decimals=2}
  \end{questionmultx}

}   

\end{document}
