\(\frac{2}{7} - \frac{3}{8} - \left[ {2\frac{1}{4} \div 3\frac{1}{2}\,\,{\rm{of}}\,{\rm{1}}\frac{1}{3} + \left\{ {1\frac{{17}}{{40}}\, - \,\left( {3\, - \,1\frac{1}{5}\, - \,\frac{3}{8}} \right)} \right\}} \right]\) యొక్క విలువెంత?
1
\(\frac{2}{7}\)
2
\( - \frac{4}{7}\)
3
\( - \frac{2}{7}\)
4
\(\frac{4}{7}\)