-54.56% is the change from 504 to 229
Calculation steps:
[( 229 - 504 ) ÷ 504] x 100 = -54.56%
Formula
Percentage change = [(229 - 504) / 504] x 100
Subtract the new number by the original number
229 - 504 = -275
-275 ÷ 504 = -0.5456349206349206
-0.5456349206349206 x 100 = -54.56%