-78.81% is the change from 689 to 146
Calculation steps:
[( 146 - 689 ) ÷ 689] x 100 = -78.81%
Formula
Percentage change = [(146 - 689) / 689] x 100
Subtract the new number by the original number
146 - 689 = -543
-543 ÷ 689 = -0.7880986937590712
-0.7880986937590712 x 100 = -78.81%