%@metapost:6fractionexo65.mp %@P:exocorcp %@Dif:2 Indique les fractions correspondantes aux flèches. \[\includegraphics{6fractionexo65.1}\] %@Correction: $a=\dfrac3{12}$; $b=\dfrac4{12}$; $c=\dfrac7{12}$; $d=\dfrac9{12}$; $e=\dfrac{13}{12}$; $f=\dfrac{15}{12}$.