-29.02% is the change from 958 to 680
Calculation steps:
[( 680 - 958 ) ÷ 958] x 100 = -29.02%
Formula
Percentage change = [(680 - 958) / 958] x 100
Subtract the new number by the original number
680 - 958 = -278
-278 ÷ 958 = -0.29018789144050106
-0.29018789144050106 x 100 = -29.02%