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{24}
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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 $104 + 152 = \quad \cdots \quad + 176$
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\begin{solution}
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$104 + 152 = 80 + 176 = 256$
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\end{solution}
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% Multiplications
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\part $8 \times 98 = \quad \cdots \quad \times 56$
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\begin{solution}
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$8 \times 98 = 14 \times 56 = 784$
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\end{solution}
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% Trou négatif
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\part $27 + 99 = \quad \cdots \quad + 145$
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\begin{solution}
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$27 + 99 = -19 + 145 = 126$
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\end{solution}
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% Multiplications
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\part $10 \times 11 = \quad \cdots \quad + 17$
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\begin{solution}
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$10 \times 11 = 93 + 17 = 110$
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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 5 donne 21?
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\begin{solution}
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Quand on multiple 5 par $\frac{21}{5} = 4.2$ on obtient $21$.
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\[ 5 \times 4.2 = 21 \]
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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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\part Par combien faut-il multiplier $2$ pour obtenir $23$?
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\begin{solution}
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Quand on multiple 2 par $\frac{23}{2} = 11.5$ on obtient $23$.
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\[ 2 \times 11.5 = 23 \]
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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 $9$ pour obtenir $25$?
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\begin{solution}
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Quand on multiple 9 par $\frac{25}{9}$ on obtient $25$.
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Multiplier par $0.36$ ne convient pas car c'est une valeur approchée. Si on le multiplie par $9$, on n'obtiendra pas exactement $25$.
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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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\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 $A = 5 + 5 \times 6 = \dotfill$ \\
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\begin{solution}
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$A = 5 + 5 \times 6 = 5 + 30 = 35$
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\end{solution}
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\part $B = 8 \times 5 + 9 = \dotfill$ \\
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\begin{solution}
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$B = 8 \times 5 + 9 = 40 + 9 = 49$
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\end{solution}
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\part $C = ( 10 + 4 ) \times 6 = \dotfill$ \\
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\begin{solution}
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$C = ( 10 + 4 ) \times 6 = 14 \times 6 = 84$
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\end{solution}
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\part $D = ( 8 + 7 ) \times 3 \times 2 + 9 = \dotfill$ \\
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\begin{solution}
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$D = ( 8 + 7 ) \times 3 \times 2 + 9 = 15 \times 3 \times 2 + 9 = 45 \times 2 + 9 = 90 + 9 = 99$
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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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