-9.31% is the change from 333 to 302
Calculation steps:
[( 302 - 333 ) ÷ 333] x 100 = -9.31%
Formula
Percentage change = [(302 - 333) / 333] x 100
Subtract the new number by the original number
302 - 333 = -31
-31 ÷ 333 = -0.09309309309309309
-0.09309309309309309 x 100 = -9.31%