-29.14% is the change from 302 to 214
Calculation steps:
[( 214 - 302 ) ÷ 302] x 100 = -29.14%
Formula
Percentage change = [(214 - 302) / 302] x 100
Subtract the new number by the original number
214 - 302 = -88
-88 ÷ 302 = -0.2913907284768212
-0.2913907284768212 x 100 = -29.14%