-63.57% is the change from 689 to 251
Calculation steps:
[( 251 - 689 ) ÷ 689] x 100 = -63.57%
Formula
Percentage change = [(251 - 689) / 689] x 100
Subtract the new number by the original number
251 - 689 = -438
-438 ÷ 689 = -0.6357039187227866
-0.6357039187227866 x 100 = -63.57%