-69.19% is the change from 779 to 240
Calculation steps:
[( 240 - 779 ) ÷ 779] x 100 = -69.19%
Formula
Percentage change = [(240 - 779) / 779] x 100
Subtract the new number by the original number
240 - 779 = -539
-539 ÷ 779 = -0.6919127086007703
-0.6919127086007703 x 100 = -69.19%