#1. \(\frac{1}{7}+\lparen-\frac{5}{9}\rparen\)

#2. \(\frac{9}{4}+4\)

#3. \(\lparen-\frac{7}{10}\rparen+\frac{4}{5}\)

#4. \(\frac{9}{7}+\frac{6}{5}\)

#5. \(\frac{18}{7}+\frac{13}{6}\)

#6. \(\lparen-\frac{15}{4}\rparen+\lparen-\frac{3}{2}\rparen\)

#7. \(\frac{12}{5}+\lparen-\frac{13}{9}\rparen\)

#8. \(\lparen-\frac{10}{3}\rparen+\lparen-\frac{19}{8}\rparen\)

#9. \(\frac{5}{6}-\frac{5}{4}\)

#10. \(\lparen-4\rparen-\lparen-1\rparen\)

#11. \(\frac{2}{3}-\lparen-\frac{3}{4}\rparen\)

#12. \(\lparen-\frac{1}{3}\rparen-\lparen-\frac{1}{3}\rparen\)

#13. \(\frac{17}{9}-\frac{11}{2}\)

#14. \(\frac{9}{2}-\lparen-\frac{17}{5}\rparen\)

#15. \(\frac{14}{9}-\frac{19}{6}\)

#16. \(\lparen-\frac{13}{2}\rparen-\lparen-\frac{11}{7}\rparen\)