Source
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\Eqalign{ A&=6\times5=\ldots&H&=37-24=\ldots\cr B&=29-15=\ldots&I&=\mbox{Le résultat d'une multiplication est le \hbox to1cm{\dotfill}}\cr C&=\mbox{la moitié de }38=\ldots&J&=\mbox{Dans 4\,124; 2 est le chiffre des \hbox to1cm{\dotfill}}\cr D&=85-9=\ldots&K&=27\mbox{ est le \hbox to1cm{\dotfill} de }9.\cr E&=120\mbox{ est le \hbox to1cm{\dotfill} de }60.\cr F&=6\times\ldots=24\cr G&=\mbox{Dans 4\,214; 2 est le chiffre des \hbox to1cm{\dotfill}}\cr }
\begin{center}
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\multicolumn{1}{c}{\phantom{\ding{176}}}&\multicolumn{1}{c}{\phantom{\ding{176}}}&\multicolumn{1}{c}{\phantom{\ding{176}}}&\multicolumn{1}{c}{\phantom{\ding{176}}}&\multicolumn{1}{c}{\phantom{\ding{176}}}&\multicolumn{1}{c}{\phantom{\ding{176}}}&\multicolumn{1}{c}{\phantom{\ding{176}}}&\multicolumn{1}{c}{\phantom{\ding{176}}}&\multicolumn{1}{c}{\phantom{\ding{176}}}&\multicolumn{1}{c}{\phantom{\ding{176}}}&\multicolumn{1}{c}{\phantom{\ding{176}}}&\multicolumn{1}{c}{\phantom{\ding{176}}}&\multicolumn{1}{c}{\phantom{\ding{176}}}&\multicolumn{1}{c}{\phantom{\ding{176}}}&\multicolumn{1}{c}{\phantom{\ding{176}}}&\multicolumn{1}{c}{\phantom{\ding{176}}}&\multicolumn{1}{c}{\phantom{\ding{176}}}&\multicolumn{1}{c}{\phantom{\ding{176}}}&\multicolumn{1}{c}{\phantom{\ding{176}}}&\multicolumn{1}{c}{\phantom{\ding{176}}}&\multicolumn{1}{c}{\phantom{\ding{176}}}\\
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$A$&\multicolumn{10}{c|}{}&&&&&&\\
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$B$&\multicolumn{12}{c|}{}&&&&&&&&\\
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$C$&\multicolumn{6}{c|}{}&&&&$-$&&&&\\
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$D$&\multicolumn{1}{c|}{}&&&&&&&&&$-$&&&&&\\
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$E$&\multicolumn{8}{c|}{}&&&&&&\\
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$F$&\multicolumn{10}{c|}{}&&&&&&\\
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$G$&\multicolumn{9}{c|}{}&&&&&&&&&\\
\cline{11-19}
$H$&\multicolumn{10}{c|}{}&&&&&&\\
\cline{12-19}
$I$&\multicolumn{11}{c|}{}&&&&&&&\\
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$J$&\multicolumn{9}{c|}{}&&&&&&&&\\
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$K$&\multicolumn{8}{c|}{}&&&&&&\\
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\end{tabular}
\end{center}
\vspace{4mm}\par
Triangle qui a \dotfill : \_ \_ \_ \_ \_ \_ \_ \_ \_ \_ \_
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\nccurve[linestyle=dashed,angleB=180,linecolor=gray]{->}{A}{B}