Sagot :
[tex]\frac{4}{5}\to0.8 \\\\ \frac{10}{15}\to0.(6) \\\\ \frac{7}{9}\to0.(7) \\\\ 0.8 \ ; \ 0.(7) \ ; \ 0.(6) \\\\ \boxed{\frac{4}{5} \ ; \ \frac{7}{9} \ ; \ \frac{10}{15}}[/tex]
[tex]\frac{4}{5}\to0.8 \\\\ \frac{10}{15}\to0.(6) \\\\ \frac{7}{9}\to0.(7) \\\\ 0.8 \ ; \ 0.(7) \ ; \ 0.(6) \\\\ \boxed{\frac{4}{5} \ ; \ \frac{7}{9} \ ; \ \frac{10}{15}}[/tex]