Question

(1+1supra4 +9supra3)-8supra8=

Answer 1

$( 1+\frac{1}{4} + \frac{9}{3} )- \frac{8}{8} =( \frac{5}{4} + \frac{9}{3} )-1= \frac{17}{4} -1= \frac{16}{4} =4.$