-28.08% is the change from 691 to 497
Calculation steps:
[( 497 - 691 ) ÷ 691] x 100 = -28.08%
Formula
Percentage change = [(497 - 691) / 691] x 100
Subtract the new number by the original number
497 - 691 = -194
-194 ÷ 691 = -0.28075253256150506
-0.28075253256150506 x 100 = -28.08%