-38.67% is the change from 931 to 571
Calculation steps:
[( 571 - 931 ) ÷ 931] x 100 = -38.67%
Formula
Percentage change = [(571 - 931) / 931] x 100
Subtract the new number by the original number
571 - 931 = -360
-360 ÷ 931 = -0.3866809881847476
-0.3866809881847476 x 100 = -38.67%