-44.54% is the change from 815 to 452
Calculation steps:
[( 452 - 815 ) ÷ 815] x 100 = -44.54%
Formula
Percentage change = [(452 - 815) / 815] x 100
Subtract the new number by the original number
452 - 815 = -363
-363 ÷ 815 = -0.44539877300613495
-0.44539877300613495 x 100 = -44.54%