Question

11/15 from -7/20 substarct​

Answer 1

Answer:

$\frac{11}{15} - \frac{ - 7}{20}$

$= \frac{11}{15} + \frac{7}{20}$

$= \: lcm \: of \: 15 \: and \: 20$

$= \frac{11}{15} \times \frac{4}{4} \: + \frac{7}{20} \times \frac{3}{3}$

$= \frac{44}{60} + \frac{21}{60}$

$= \frac{44 + 21}{60}$

$= \frac{65}{60}$