-27.38% is the change from 767 to 557
Calculation steps:
[( 557 - 767 ) ÷ 767] x 100 = -27.38%
Formula
Percentage change = [(557 - 767) / 767] x 100
Subtract the new number by the original number
557 - 767 = -210
-210 ÷ 767 = -0.2737940026075619
-0.2737940026075619 x 100 = -27.38%