-50.56% is the change from 534 to 264
Calculation steps:
[( 264 - 534 ) ÷ 534] x 100 = -50.56%
Formula
Percentage change = [(264 - 534) / 534] x 100
Subtract the new number by the original number
264 - 534 = -270
-270 ÷ 534 = -0.5056179775280899
-0.5056179775280899 x 100 = -50.56%