-78.87% is the change from 691 to 146
Calculation steps:
[( 146 - 691 ) ÷ 691] x 100 = -78.87%
Formula
Percentage change = [(146 - 691) / 691] x 100
Subtract the new number by the original number
146 - 691 = -545
-545 ÷ 691 = -0.788712011577424
-0.788712011577424 x 100 = -78.87%