Question

\(\dfrac{2}{15}-\dfrac{7}{2}+\dfrac{13}{15}+\dfrac{1}{2}\)

Answer 1

\(=1-3\)

=-2

Answer 2

Answer 3

= \(\left(\dfrac{2}{15}+\dfrac{13}{15}\right)\)- \(\left(\dfrac{7}{2}-\dfrac{1}{2}\right)\)

= \(\dfrac{15}{15}-\dfrac{6}{2}\)

= 1 -3

= -2