-50.38% is the change from 522 to 259
Calculation steps:
[( 259 - 522 ) ÷ 522] x 100 = -50.38%
Formula
Percentage change = [(259 - 522) / 522] x 100
Subtract the new number by the original number
259 - 522 = -263
-263 ÷ 522 = -0.5038314176245211
-0.5038314176245211 x 100 = -50.38%