182 lines
4.5 KiB
TeX
182 lines
4.5 KiB
TeX
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\documentclass[a4paper,12pt, table]{/media/documents/Cours/Prof/Enseignements/2015-2016/tools/style/classDS}
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\usepackage{/media/documents/Cours/Prof/Enseignements/2015-2016/2015_2016}
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%\geometry{left=10mm,right=10mm, top=10mm, bottom=10mm}
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% Title Page
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\titre{1}
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% \seconde \premiereS \PSTMG \TSTMG
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\classe{Cinquième}
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\date{1 février 2016}
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%\duree{1 heure}
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\sujet{4}
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% DS DSCorr DM DMCorr Corr
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\typedoc{DM}
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\geometry{left=10mm,right=10mm, bottom= 10mm, top=10mm}
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%\printanswers
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\begin{document}
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\maketitle
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\ifprintanswers
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\begin{center}
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\Large Solution
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\end{center}
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\normalsize
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\else
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\textbf{Nom - Prénom}
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\fi
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\begin{questions}
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\question Completer ces opérations à trous pour qu'il y est égalité.
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\begin{multicols}{2}
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\begin{parts}
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% Facile
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\part $169 + 152 = \quad \cdots \quad + 59$
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\begin{solution}
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$169 + 152 = 262 + 59 = 321$
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\end{solution}
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% Multiplications
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\part $2 \times 42 = \quad \cdots \quad \times 14$
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\begin{solution}
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$2 \times 42 = 6 \times 14 = 84$
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\end{solution}
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% Trou négatif
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\part $40 + 117 = \quad \cdots \quad + 198$
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\begin{solution}
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$40 + 117 = -41 + 198 = 157$
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\end{solution}
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% Multiplications
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\part $7 \times 18 = \quad \cdots \quad + 16$
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\begin{solution}
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$7 \times 18 = 110 + 16 = 126$
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\end{solution}
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\end{parts}
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\end{multicols}
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\question Répondre aux questions en indiquant les calculs effectués.
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\begin{parts}
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\part Quel nombre multiplié par 2 donne 25?
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\begin{solution}
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Quand on multiple 2 par $\frac{25}{2} = 12.5$ on obtient $25$.
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\[ 2 \times 12.5 = 25 \]
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\end{solution}
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\ifprintanswers
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\else
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\begin{minipage}[t]{0.5\textwidth}
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Réponse: \dotfill
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\\[0.2cm]
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.\dotfill
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\\
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\end{minipage}
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\vline
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\begin{minipage}[t]{1.3\textwidth}
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Calculs
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\end{minipage}
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\fi
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\part Par combien faut-il multiplier $2$ pour obtenir $11$?
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\begin{solution}
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Quand on multiple 2 par $\frac{11}{2} = 5.5$ on obtient $11$.
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\[ 2 \times 5.5 = 11 \]
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\end{solution}
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\ifprintanswers
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\else
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\begin{minipage}[t]{0.5\textwidth}
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Réponse: \dotfill
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\\[0.2cm]
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.\dotfill
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\\
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\end{minipage}
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\vline
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\begin{minipage}[t]{1.3\textwidth}
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Calculs
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\end{minipage}
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\fi
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\part Par combien faut-il multiplier $3$ pour obtenir $2$?
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\begin{solution}
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Quand on multiple 3 par $\frac{2}{3}$ on obtient $2$.
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Multiplier par $1.5$ ne convient pas car c'est une valeur approchée. Si on le multiplie par $3$, on n'obtiendra pas exactement $2$.
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\end{solution}
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\ifprintanswers
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\else
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\begin{minipage}[t]{0.5\textwidth}
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Réponse: \dotfill
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\\[0.2cm]
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.\dotfill
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\\
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\end{minipage}
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\vline
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\begin{minipage}[t]{1.3\textwidth}
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Calculs
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\end{minipage}
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\fi
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\end{parts}
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\question Faire les calculs suivants en détaillant les étapes.
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\begin{parts}
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\part $A = 5 + 2 \times 2 = \dotfill$ \\
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\begin{solution}
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$A = 5 + 2 \times 2 = 5 + 4 = 9$
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\end{solution}
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\part $B = 8 \times 8 + 8 = \dotfill$ \\
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\begin{solution}
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$B = 8 \times 8 + 8 = 64 + 8 = 72$
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\end{solution}
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\part $C = ( 5 + 2 ) \times 9 = \dotfill$ \\
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\begin{solution}
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$C = ( 5 + 2 ) \times 9 = 7 \times 9 = 63$
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\end{solution}
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\part $D = ( 3 + 6 ) \times 6 \times 6 + 3 = \dotfill$ \\
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\begin{solution}
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$D = ( 3 + 6 ) \times 6 \times 6 + 3 = 9 \times 6 \times 6 + 3 = 54 \times 6 + 3 = 324 + 3 = 327$
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\end{solution}
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\end{parts}
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\question Tracer les symétriques (en codant les traits de constructions)
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\hspace{-1cm}
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\includegraphics[scale=1.0]{./fig/sym}
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\end{questions}
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\end{document}
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%%% Local Variables:
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%%% mode: latex
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%%% TeX-master: "master"
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%%% End:
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