Question

17supra3+15/2-8/3-7/2=

Answer 1

=17/3-8/3+15/2-7/2=
=9/3-8/2=
=3-4=-1

Answer 2

$\frac{17}{3} + \frac{15}{2}- \frac{8}{3}- \frac{7}{2} = \frac{34}{6}+ \frac{45}{6}- \frac{16}{6} - \frac{21}{6} = \frac{34+45-16-21}{6}= \frac{42}{6}=7$