-76.49% is the change from 302 to 71
Calculation steps:
[( 71 - 302 ) ÷ 302] x 100 = -76.49%
Formula
Percentage change = [(71 - 302) / 302] x 100
Subtract the new number by the original number
71 - 302 = -231
-231 ÷ 302 = -0.7649006622516556
-0.7649006622516556 x 100 = -76.49%