-54.7% is the change from 298 to 135
Calculation steps:
[( 135 - 298 ) ÷ 298] x 100 = -54.7%
Formula
Percentage change = [(135 - 298) / 298] x 100
Subtract the new number by the original number
135 - 298 = -163
-163 ÷ 298 = -0.5469798657718121
-0.5469798657718121 x 100 = -54.7%