-6.29% is the change from 302 to 283
Calculation steps:
[( 283 - 302 ) ÷ 302] x 100 = -6.29%
Formula
Percentage change = [(283 - 302) / 302] x 100
Subtract the new number by the original number
283 - 302 = -19
-19 ÷ 302 = -0.06291390728476821
-0.06291390728476821 x 100 = -6.29%