-38.72% is the change from 545 to 334
Calculation steps:
[( 334 - 545 ) ÷ 545] x 100 = -38.72%
Formula
Percentage change = [(334 - 545) / 545] x 100
Subtract the new number by the original number
334 - 545 = -211
-211 ÷ 545 = -0.3871559633027523
-0.3871559633027523 x 100 = -38.72%