-24.88% is the change from 201 to 151
Calculation steps:
[( 151 - 201 ) ÷ 201] x 100 = -24.88%
Formula
Percentage change = [(151 - 201) / 201] x 100
Subtract the new number by the original number
151 - 201 = -50
-50 ÷ 201 = -0.24875621890547264
-0.24875621890547264 x 100 = -24.88%