-30.87% is the change from 298 to 206
Calculation steps:
[( 206 - 298 ) ÷ 298] x 100 = -30.87%
Formula
Percentage change = [(206 - 298) / 298] x 100
Subtract the new number by the original number
206 - 298 = -92
-92 ÷ 298 = -0.3087248322147651
-0.3087248322147651 x 100 = -30.87%