-30.06% is the change from 775 to 542
Calculation steps:
[( 542 - 775 ) ÷ 775] x 100 = -30.06%
Formula
Percentage change = [(542 - 775) / 775] x 100
Subtract the new number by the original number
542 - 775 = -233
-233 ÷ 775 = -0.3006451612903226
-0.3006451612903226 x 100 = -30.06%