-78.5% is the change from 958 to 206
Calculation steps:
[( 206 - 958 ) ÷ 958] x 100 = -78.5%
Formula
Percentage change = [(206 - 958) / 958] x 100
Subtract the new number by the original number
206 - 958 = -752
-752 ÷ 958 = -0.7849686847599165
-0.7849686847599165 x 100 = -78.5%