Question

ВЫЧИСЛИТЕ ДРОБИ :1 - 12/19;8 - 3 6/15;12 -11 6/11

Answer 1

1 - $\frac{12}{19}$ = $\frac{19}{19}$ - $\frac{12}{19}$ = $\frac{7}{19}$

8 - $\frac{36}{15}$ = $5\frac{45}{15}$ - $\frac{36}{15}$ =  $5\frac{9}{15}$

12 - $11\frac{6}{11}$ = $11\frac{11}{11}$ - $11\frac{6}{11}$ = $\frac{5}{11}$