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{19}
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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 $180 + 150 = \quad \cdots \quad + 173$
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\begin{solution}
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$180 + 150 = 157 + 173 = 330$
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\end{solution}
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% Multiplications
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\part $5 \times 35 = \quad \cdots \quad \times 35$
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\begin{solution}
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$5 \times 35 = 5 \times 35 = 175$
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\end{solution}
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% Trou négatif
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\part $51 + 142 = \quad \cdots \quad + 199$
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\begin{solution}
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$51 + 142 = -6 + 199 = 193$
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\end{solution}
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% Multiplications
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\part $3 \times 9 = \quad \cdots \quad + 15$
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\begin{solution}
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$3 \times 9 = 12 + 15 = 27$
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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 19?
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\begin{solution}
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Quand on multiple 2 par $\frac{19}{2} = 9.5$ on obtient $19$.
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\[ 2 \times 9.5 = 19 \]
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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 $5$ pour obtenir $12$?
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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 $17$ pour obtenir $18$?
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\begin{solution}
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Quand on multiple 17 par $\frac{18}{17}$ on obtient $18$.
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Multiplier par $0.9444444444444444$ ne convient pas car c'est une valeur approchée. Si on le multiplie par $17$, on n'obtiendra pas exactement $18$.
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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 $A = 3 + 7 \times 8 = \dotfill$ \\
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\begin{solution}
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$A = 3 + 7 \times 8 = 3 + 56 = 59$
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\end{solution}
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\part $B = 5 \times 10 + 3 = \dotfill$ \\
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\begin{solution}
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$B = 5 \times 10 + 3 = 50 + 3 = 53$
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\end{solution}
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\part $C = ( 4 + 3 ) \times 6 = \dotfill$ \\
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\begin{solution}
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$C = ( 4 + 3 ) \times 6 = 7 \times 6 = 42$
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\end{solution}
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\part $D = ( 10 + 6 ) \times 3 \times 6 + 8 = \dotfill$ \\
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\begin{solution}
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$D = ( 10 + 6 ) \times 3 \times 6 + 8 = 16 \times 3 \times 6 + 8 = 48 \times 6 + 8 = 288 + 8 = 296$
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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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