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{14}
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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 $109 + 152 = \quad \cdots \quad + 142$
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\begin{solution}
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$109 + 152 = 119 + 142 = 261$
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\end{solution}
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% Multiplications
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\part $14 \times 63 = \quad \cdots \quad \times 98$
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\begin{solution}
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$14 \times 63 = 9 \times 98 = 882$
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\end{solution}
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% Trou négatif
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\part $62 + 69 = \quad \cdots \quad + 166$
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\begin{solution}
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$62 + 69 = -35 + 166 = 131$
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\end{solution}
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% Multiplications
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\part $17 \times 18 = \quad \cdots \quad + 7$
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\begin{solution}
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$17 \times 18 = 299 + 7 = 306$
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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 4 donne 23?
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\begin{solution}
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Quand on multiple 4 par $\frac{23}{4} = 5.75$ on obtient $23$.
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\[ 4 \times 5.75 = 23 \]
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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 $5$ pour obtenir $19$?
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\begin{solution}
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Quand on multiple 5 par $\frac{19}{5} = 3.8$ on obtient $19$.
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\[ 5 \times 3.8 = 19 \]
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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 $13$ pour obtenir $21$?
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\begin{solution}
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Quand on multiple 13 par $\frac{21}{13}$ on obtient $21$.
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Multiplier par $0.6190476190476191$ ne convient pas car c'est une valeur approchée. Si on le multiplie par $13$, on n'obtiendra pas exactement $21$.
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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 $A = 5 + 7 \times 5 = \dotfill$ \\
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\begin{solution}
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$A = 5 + 7 \times 5 = 5 + 35 = 40$
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\end{solution}
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\part $B = 6 \times 4 + 8 = \dotfill$ \\
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\begin{solution}
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$B = 6 \times 4 + 8 = 24 + 8 = 32$
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\end{solution}
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\part $C = ( 6 + 6 ) \times 4 = \dotfill$ \\
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\begin{solution}
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$C = ( 6 + 6 ) \times 4 = 12 \times 4 = 48$
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\end{solution}
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\part $D = ( 4 + 2 ) \times 3 \times 6 + 9 = \dotfill$ \\
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\begin{solution}
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$D = ( 4 + 2 ) \times 3 \times 6 + 9 = 6 \times 3 \times 6 + 9 = 18 \times 6 + 9 = 108 + 9 = 117$
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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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