Question

12,75-6 11/12
с полным решением даю 20 баллов ​

Answer 1

$12.75 = 12 \frac{75}{100} = 12 \frac{3}{4} \\ 12 \frac{3}{4} - 6 \frac{11}{12} = 12 \frac{9}{12} - 6 \frac{11}{12} = 11 \frac{21}{12} - 6 \frac{11}{12} = 5 \frac{10}{12} = 5 \frac{5}{6}$