-38.08% is the change from 302 to 187
Calculation steps:
[( 187 - 302 ) ÷ 302] x 100 = -38.08%
Formula
Percentage change = [(187 - 302) / 302] x 100
Subtract the new number by the original number
187 - 302 = -115
-115 ÷ 302 = -0.38079470198675497
-0.38079470198675497 x 100 = -38.08%