-32.05% is the change from 777 to 528
Calculation steps:
[( 528 - 777 ) ÷ 777] x 100 = -32.05%
Formula
Percentage change = [(528 - 777) / 777] x 100
Subtract the new number by the original number
528 - 777 = -249
-249 ÷ 777 = -0.3204633204633205
-0.3204633204633205 x 100 = -32.05%