Réponse de l'exercice 14:
a. [tex]\frac{18}{16}= \frac{9 \times 2}{8 \times 2}} = \frac{9}{8}[/tex]
b. [tex]\frac{30}{45}= \frac{15 \times 2}{15 \times 3}} = \frac{2}{3}[/tex]
c. [tex]\frac{27}{36}= \frac{9 \times 3}{9 \times 4}} = \frac{3}{4}[/tex]
d. [tex]\frac{5}{10}= \frac{5}{5 \times 2}} = \frac{1}{2}[/tex]
e. [tex]\frac{12}{24}= \frac{12}{12 \times 2}} = \frac{1}{2}[/tex]
f. [tex]\frac{70}{20} = \frac{10 \times 7}{10 \times 2}} = \frac{7}{2}[/tex]
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Réponse de l'exercice 14:
a. [tex]\frac{18}{16}= \frac{9 \times 2}{8 \times 2}} = \frac{9}{8}[/tex]
b. [tex]\frac{30}{45}= \frac{15 \times 2}{15 \times 3}} = \frac{2}{3}[/tex]
c. [tex]\frac{27}{36}= \frac{9 \times 3}{9 \times 4}} = \frac{3}{4}[/tex]
d. [tex]\frac{5}{10}= \frac{5}{5 \times 2}} = \frac{1}{2}[/tex]
e. [tex]\frac{12}{24}= \frac{12}{12 \times 2}} = \frac{1}{2}[/tex]
f. [tex]\frac{70}{20} = \frac{10 \times 7}{10 \times 2}} = \frac{7}{2}[/tex]