5$$\frac{1}{3}$$÷(-2)=

1) 5$$\frac{1}{3}$$ = $$\frac{16}{3}$$

2) $$\frac{16}{3}$$ : (-2) = $$\frac{16}{3}$$ * (-$$\frac{1}{2}$$) = -$$\frac{8}{3}$$ = -2$$\frac{2}{3}$$

Ответ: -2$$\frac{2}{3}$$