-66.44% is the change from 298 to 100
Calculation steps:
[( 100 - 298 ) ÷ 298] x 100 = -66.44%
Formula
Percentage change = [(100 - 298) / 298] x 100
Subtract the new number by the original number
100 - 298 = -198
-198 ÷ 298 = -0.6644295302013423
-0.6644295302013423 x 100 = -66.44%