Question

17又17/5+78又17/12*2/1+78又17/12*3/1+78又17/12*6/1

Answer 1

17又17/5+78又17/12*2/1+78又17/12*3/1+78又17/12*6/1

=17又17/5+78又17/12*(2/1+3/1+6/1)

=17又17/5+78又17/12*1

=17又17/5+78又17/12

=96