state gov UP Police Head Operator (Radio Cadre) Mock Test Quantitative Aptitude Simplification Fractions
\(\left(-1\frac{2}{7}\right)+\left(-3\frac{5}{7}\right)+\left(6\frac{4}{7}\right)\) is _____.
1
\(\dfrac{3}{7}\)
2
\(\dfrac{5}{7}\)
3
\(\dfrac{11}{7}\)
4
\(\dfrac{19}{7}\)