-59.48% is the change from 691 to 280
Calculation steps:
[( 280 - 691 ) ÷ 691] x 100 = -59.48%
Formula
Percentage change = [(280 - 691) / 691] x 100
Subtract the new number by the original number
280 - 691 = -411
-411 ÷ 691 = -0.5947901591895803
-0.5947901591895803 x 100 = -59.48%