-94.97% is the change from 298 to 15
Calculation steps:
[( 15 - 298 ) ÷ 298] x 100 = -94.97%
Formula
Percentage change = [(15 - 298) / 298] x 100
Subtract the new number by the original number
15 - 298 = -283
-283 ÷ 298 = -0.9496644295302014
-0.9496644295302014 x 100 = -94.97%