-37.8% is the change from 918 to 571
Calculation steps:
[( 571 - 918 ) ÷ 918] x 100 = -37.8%
Formula
Percentage change = [(571 - 918) / 918] x 100
Subtract the new number by the original number
571 - 918 = -347
-347 ÷ 918 = -0.3779956427015251
-0.3779956427015251 x 100 = -37.8%