-53.08% is the change from 535 to 251
Calculation steps:
[( 251 - 535 ) ÷ 535] x 100 = -53.08%
Formula
Percentage change = [(251 - 535) / 535] x 100
Subtract the new number by the original number
251 - 535 = -284
-284 ÷ 535 = -0.5308411214953271
-0.5308411214953271 x 100 = -53.08%