182 lines
4.5 KiB
TeX
182 lines
4.5 KiB
TeX
|
\documentclass[a4paper,12pt, table]{/media/documents/Cours/Prof/Enseignements/2015-2016/tools/style/classDS}
|
||
|
\usepackage{/media/documents/Cours/Prof/Enseignements/2015-2016/2015_2016}
|
||
|
%\geometry{left=10mm,right=10mm, top=10mm, bottom=10mm}
|
||
|
|
||
|
% Title Page
|
||
|
\titre{1}
|
||
|
% \seconde \premiereS \PSTMG \TSTMG
|
||
|
\classe{Cinquième}
|
||
|
\date{1 février 2016}
|
||
|
%\duree{1 heure}
|
||
|
\sujet{20}
|
||
|
% DS DSCorr DM DMCorr Corr
|
||
|
\typedoc{DM}
|
||
|
|
||
|
\geometry{left=10mm,right=10mm, bottom= 10mm, top=10mm}
|
||
|
|
||
|
%\printanswers
|
||
|
|
||
|
\begin{document}
|
||
|
|
||
|
\maketitle
|
||
|
|
||
|
\ifprintanswers
|
||
|
\begin{center}
|
||
|
\Large Solution
|
||
|
\end{center}
|
||
|
\normalsize
|
||
|
\else
|
||
|
\textbf{Nom - Prénom}
|
||
|
\fi
|
||
|
|
||
|
|
||
|
\begin{questions}
|
||
|
\question Completer ces opérations à trous pour qu'il y est égalité.
|
||
|
\begin{multicols}{2}
|
||
|
\begin{parts}
|
||
|
% Facile
|
||
|
|
||
|
\part $122 + 29 = \quad \cdots \quad + 155$
|
||
|
\begin{solution}
|
||
|
|
||
|
$122 + 29 = -4 + 155 = 151$
|
||
|
\end{solution}
|
||
|
|
||
|
% Multiplications
|
||
|
|
||
|
\part $2 \times 49 = \quad \cdots \quad \times 14$
|
||
|
\begin{solution}
|
||
|
|
||
|
$2 \times 49 = 7 \times 14 = 98$
|
||
|
\end{solution}
|
||
|
|
||
|
% Trou négatif
|
||
|
|
||
|
\part $79 + 34 = \quad \cdots \quad + 155$
|
||
|
\begin{solution}
|
||
|
|
||
|
$79 + 34 = -42 + 155 = 113$
|
||
|
\end{solution}
|
||
|
|
||
|
% Multiplications
|
||
|
|
||
|
\part $8 \times 19 = \quad \cdots \quad + 20$
|
||
|
\begin{solution}
|
||
|
|
||
|
$8 \times 19 = 132 + 20 = 152$
|
||
|
\end{solution}
|
||
|
\end{parts}
|
||
|
|
||
|
\end{multicols}
|
||
|
|
||
|
\question Répondre aux questions en indiquant les calculs effectués.
|
||
|
\begin{parts}
|
||
|
|
||
|
\part Quel nombre multiplié par 2 donne 7?
|
||
|
|
||
|
\begin{solution}
|
||
|
Quand on multiple 2 par $\frac{7}{2} = 3.5$ on obtient $7$.
|
||
|
\[ 2 \times 3.5 = 7 \]
|
||
|
\end{solution}
|
||
|
\ifprintanswers
|
||
|
\else
|
||
|
\begin{minipage}[t]{0.5\textwidth}
|
||
|
Réponse: \dotfill
|
||
|
\\[0.2cm]
|
||
|
.\dotfill
|
||
|
\\
|
||
|
\end{minipage}
|
||
|
\vline
|
||
|
\begin{minipage}[t]{1.3\textwidth}
|
||
|
Calculs
|
||
|
|
||
|
\end{minipage}
|
||
|
\fi
|
||
|
|
||
|
|
||
|
\part Par combien faut-il multiplier $8$ pour obtenir $23$?
|
||
|
|
||
|
\begin{solution}
|
||
|
Quand on multiple 8 par $\frac{23}{8} = 2.875$ on obtient $23$.
|
||
|
\[ 8 \times 2.875 = 23 \]
|
||
|
\end{solution}
|
||
|
\ifprintanswers
|
||
|
\else
|
||
|
\begin{minipage}[t]{0.5\textwidth}
|
||
|
Réponse: \dotfill
|
||
|
\\[0.2cm]
|
||
|
.\dotfill
|
||
|
\\
|
||
|
\end{minipage}
|
||
|
\vline
|
||
|
\begin{minipage}[t]{1.3\textwidth}
|
||
|
Calculs
|
||
|
|
||
|
\end{minipage}
|
||
|
\fi
|
||
|
|
||
|
|
||
|
\part Par combien faut-il multiplier $19$ pour obtenir $11$?
|
||
|
|
||
|
\begin{solution}
|
||
|
Quand on multiple 19 par $\frac{11}{19}$ on obtient $11$.
|
||
|
|
||
|
Multiplier par $1.7272727272727273$ ne convient pas car c'est une valeur approchée. Si on le multiplie par $19$, on n'obtiendra pas exactement $11$.
|
||
|
\end{solution}
|
||
|
\ifprintanswers
|
||
|
\else
|
||
|
\begin{minipage}[t]{0.5\textwidth}
|
||
|
Réponse: \dotfill
|
||
|
\\[0.2cm]
|
||
|
.\dotfill
|
||
|
\\
|
||
|
\end{minipage}
|
||
|
\vline
|
||
|
\begin{minipage}[t]{1.3\textwidth}
|
||
|
Calculs
|
||
|
|
||
|
\end{minipage}
|
||
|
\fi
|
||
|
\end{parts}
|
||
|
|
||
|
\question Faire les calculs suivants en détaillant les étapes.
|
||
|
\begin{parts}
|
||
|
|
||
|
\part $A = 6 + 7 \times 7 = \dotfill$ \\
|
||
|
\begin{solution}
|
||
|
$A = 6 + 7 \times 7 = 6 + 49 = 55$
|
||
|
\end{solution}
|
||
|
|
||
|
|
||
|
\part $B = 4 \times 5 + 3 = \dotfill$ \\
|
||
|
\begin{solution}
|
||
|
$B = 4 \times 5 + 3 = 20 + 3 = 23$
|
||
|
\end{solution}
|
||
|
|
||
|
|
||
|
\part $C = ( 3 + 5 ) \times 8 = \dotfill$ \\
|
||
|
\begin{solution}
|
||
|
$C = ( 3 + 5 ) \times 8 = 8 \times 8 = 64$
|
||
|
\end{solution}
|
||
|
|
||
|
|
||
|
\part $D = ( 4 + 2 ) \times 3 \times 3 + 6 = \dotfill$ \\
|
||
|
\begin{solution}
|
||
|
$D = ( 4 + 2 ) \times 3 \times 3 + 6 = 6 \times 3 \times 3 + 6 = 18 \times 3 + 6 = 54 + 6 = 60$
|
||
|
\end{solution}
|
||
|
\end{parts}
|
||
|
|
||
|
\question Tracer les symétriques (en codant les traits de constructions)
|
||
|
|
||
|
\hspace{-1cm}
|
||
|
\includegraphics[scale=1.0]{./fig/sym}
|
||
|
|
||
|
\end{questions}
|
||
|
|
||
|
\end{document}
|
||
|
|
||
|
%%% Local Variables:
|
||
|
%%% mode: latex
|
||
|
%%% TeX-master: "master"
|
||
|
%%% End:
|