-43.76% is the change from 521 to 293
Calculation steps:
[( 293 - 521 ) ÷ 521] x 100 = -43.76%
Formula
Percentage change = [(293 - 521) / 521] x 100
Subtract the new number by the original number
293 - 521 = -228
-228 ÷ 521 = -0.43761996161228406
-0.43761996161228406 x 100 = -43.76%