-45.44% is the change from 504 to 275
Calculation steps:
[( 275 - 504 ) ÷ 504] x 100 = -45.44%
Formula
Percentage change = [(275 - 504) / 504] x 100
Subtract the new number by the original number
275 - 504 = -229
-229 ÷ 504 = -0.45436507936507936
-0.45436507936507936 x 100 = -45.44%