Half a quarter an eighth a sixteenth fill in the operation symbol how to get 2 If you don't change your position, it's urgent

Half a quarter an eighth a sixteenth fill in the operation symbol how to get 2 If you don't change your position, it's urgent


(1/2-1/4-1/8)÷1/16=2
(1/2)*1/4÷(1/8-1/16)=2



Half of the formula + two fifths + three fourths + one eighth = thirty-nine fourths, wrong one operation symbol, what is the correct formula?


1/2 - 2/5 + 3/4 + 1/8 = 39/40