Accueil 6ème 5ème 4ème 3ème Évaluation Kangourou
Source
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Voici plusieurs schémas de calculs. Effectue ces calculs.
\begin{center}
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\pstree[treemode=U]{\Tr{$A=$}}{
\pstree{\Tr{\pscirclebox[fillstyle=solid,fillcolor=LightOrange]{$-$}}}{
\pstree{\Tr{\psshadowbox[fillstyle=solid,fillcolor=LightBlue]{\begin{tabular}{c}\phantom{bonj}\end{tabular}}}}{
\pstree{\Tr{\pscirclebox[fillstyle=solid,fillcolor=LightOrange]{$\times$}}}{
\Tr{\psshadowbox[fillstyle=solid,fillcolor=LightGreen]{\begin{tabular}{c}\hfq$\dfrac12$\hfq\end{tabular}}}\Tr{\psshadowbox[fillstyle=solid,fillcolor=LightGreen]{\begin{tabular}{c}\hfq$\dfrac35$\hfq\end{tabular}}}
}
}
\Tr{\psshadowbox[fillstyle=solid,fillcolor=LightGreen]{\begin{tabular}{c}\hfq$\dfrac74$\hfq\end{tabular}}}
}
}
\hfill
\pstree[treemode=U]{\Tr{$B=$}}{
\pstree{\Tr{\pscirclebox[fillstyle=solid,fillcolor=LightOrange]{$\times$}}}{
\pstree{\Tr{\psshadowbox[fillstyle=solid,fillcolor=LightBlue]{\begin{tabular}{c}\phantom{bonj}\end{tabular}}}}{
\pstree{\Tr{\pscirclebox[fillstyle=solid,fillcolor=LightOrange]{$-$}}}{
\Tr{\psshadowbox[fillstyle=solid,fillcolor=LightGreen]{\begin{tabular}{c}\hfq$\dfrac12$\hfq\end{tabular}}}\Tr{\psshadowbox[fillstyle=solid,fillcolor=LightGreen]{\begin{tabular}{c}\hfq$\dfrac35$\hfq\end{tabular}}}
}
}
\Tr{\psshadowbox[fillstyle=solid,fillcolor=LightGreen]{\begin{tabular}{c}\hfq$\dfrac74$\hfq\end{tabular}}}
}
}
\hfill
\pstree[treemode=U]{\Tr{$C=$}}{
\pstree{\Tr{\pscirclebox[fillstyle=solid,fillcolor=LightOrange]{$+$}}}{
\pstree{\Tr{\psshadowbox[fillstyle=solid,fillcolor=LightBlue]{\begin{tabular}{c}\phantom{bonj}\end{tabular}}}}{
\pstree{\Tr{\pscirclebox[fillstyle=solid,fillcolor=LightOrange]{$\times$}}}{
\Tr{\psshadowbox[fillstyle=solid,fillcolor=LightGreen]{\begin{tabular}{c}\hfq$\dfrac{-1}3$\hfq\end{tabular}}}\Tr{\psshadowbox[fillstyle=solid,fillcolor=LightGreen]{\begin{tabular}{c}\hfq$\dfrac35$\hfq\end{tabular}}}
}
}
\Tr{\psshadowbox[fillstyle=solid,fillcolor=LightGreen]{\begin{tabular}{c}\hfq$\dfrac4{-7}$\hfq\end{tabular}}}
}
}
\end{center}