-21.52% is the change from 302 to 237
Calculation steps:
[( 237 - 302 ) ÷ 302] x 100 = -21.52%
Formula
Percentage change = [(237 - 302) / 302] x 100
Subtract the new number by the original number
237 - 302 = -65
-65 ÷ 302 = -0.2152317880794702
-0.2152317880794702 x 100 = -21.52%