Question

Решите пж!
6 7/20- 4 13/30

Answer 1

6 $\frac{7}{20}$ - 4 $\frac{13}{30}$ =  $\frac{127}{20}$ - 4 $\frac{13}{30}$ = $\frac{127}{20}$ - $\frac{133}{30}$ = $\frac{23}{12}$ = 1 $\frac{11}{12}$