-51.56% is the change from 545 to 264
Calculation steps:
[( 264 - 545 ) ÷ 545] x 100 = -51.56%
Formula
Percentage change = [(264 - 545) / 545] x 100
Subtract the new number by the original number
264 - 545 = -281
-281 ÷ 545 = -0.5155963302752293
-0.5155963302752293 x 100 = -51.56%