Question

2/13 -2/20= ?
please ans fast ​

Answer 1

$\frac{2}{13} - \frac{2}{20} \\ \frac{(2 \times 20) -(2 \times 13) }{20 \times 13} \\ \\ = \frac{40 - 26}{260} \\ \\ = \frac{14}{260} \\ \\ = \frac{7}{130}$