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QUIZ
Multiplications de nombres rationnels
Donner le résultat sous la forme la plus simple possible :
Question 1 :
$\dfrac{7}{10}\times\dfrac{35}{15}$ =
Valider la réponse
Question 2 :
$\dfrac{5}{26}\times 5$ =
Question 3 :
$\dfrac{1}{10}\times\dfrac{17}{3}$ =
Question 4 :
$\dfrac{11}{3}\times\dfrac{7}{2}$ =
Question 5 :
$\dfrac{7}{3}\times\dfrac{7}{11}$ =
Question 6 :
$\dfrac{15}{20}\times\dfrac{7}{22}$ =
Question 7 :
$\dfrac{6}{7}\times\dfrac{20}{21}$ =
Question 8 :
$10 \times\dfrac{-11}{55}$ =
Question 9 :
$7 \times\dfrac{14}{49}$ =
Question 10 :
$\dfrac{7}{-3}\times\dfrac{7}{-33}$ =