-30.32% is the change from 531 to 370
Calculation steps:
[( 370 - 531 ) ÷ 531] x 100 = -30.32%
Formula
Percentage change = [(370 - 531) / 531] x 100
Subtract the new number by the original number
370 - 531 = -161
-161 ÷ 531 = -0.3032015065913371
-0.3032015065913371 x 100 = -30.32%
Example