Question

(5 1/25-2 1/3)-(2 1/3-1 5/7)

Answer 1

(5$\frac{1}{25}$ - 2$\frac{1}{3}$) - (2$\frac{1}{3}$ - 1$\frac{5}{7}$) = 5$\frac{1}{25}$ - 4 $\frac{2}{3}$ + 1 $\frac{5}{7}$ = 4$\frac{78}{75}$  - 4 $\frac{50}{75}$ + 1$\frac{5}{7}$ = $\frac{28}{75}$ + 1 $\frac{375}{525}$ = 1 $\frac{196+375}{525}$ = 1$\frac{571}{525}$ = 2 $\frac{46}{525}$
Ответ: 2 $\frac{46}{525}$