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{27}
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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 $141 + 166 = \quad \cdots \quad + 148$
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\begin{solution}
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$141 + 166 = 159 + 148 = 307$
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\end{solution}
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% Multiplications
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\part $11 \times 98 = \quad \cdots \quad \times 77$
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\begin{solution}
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$11 \times 98 = 14 \times 77 = 1078$
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\end{solution}
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% Trou négatif
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\part $39 + 77 = \quad \cdots \quad + 183$
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\begin{solution}
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$39 + 77 = -67 + 183 = 116$
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\end{solution}
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% Multiplications
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\part $20 \times 16 = \quad \cdots \quad + 12$
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\begin{solution}
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$20 \times 16 = 308 + 12 = 320$
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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 12?
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\begin{solution}
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Quand on multiple 5 par $\frac{12}{5} = 2.4$ on obtient $12$.
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\[ 5 \times 2.4 = 12 \]
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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 $4$ pour obtenir $9$?
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\begin{solution}
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Quand on multiple 4 par $\frac{9}{4} = 2.25$ on obtient $9$.
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\[ 4 \times 2.25 = 9 \]
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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 $22$?
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\begin{solution}
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Quand on multiple 13 par $\frac{22}{13}$ on obtient $22$.
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Multiplier par $0.5909090909090909$ ne convient pas car c'est une valeur approchée. Si on le multiplie par $13$, on n'obtiendra pas exactement $22$.
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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 $A = 3 + 7 \times 2 = \dotfill$ \\
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\begin{solution}
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$A = 3 + 7 \times 2 = 3 + 14 = 17$
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\end{solution}
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\part $B = 4 \times 6 + 5 = \dotfill$ \\
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\begin{solution}
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$B = 4 \times 6 + 5 = 24 + 5 = 29$
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\end{solution}
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\part $C = ( 3 + 9 ) \times 5 = \dotfill$ \\
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\begin{solution}
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$C = ( 3 + 9 ) \times 5 = 12 \times 5 = 60$
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\end{solution}
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\part $D = ( 7 + 8 ) \times 6 \times 8 + 9 = \dotfill$ \\
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\begin{solution}
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$D = ( 7 + 8 ) \times 6 \times 8 + 9 = 15 \times 6 \times 8 + 9 = 90 \times 8 + 9 = 720 + 9 = 729$
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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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