-71.62% is the change from 303 to 86
Calculation steps:
[( 86 - 303 ) ÷ 303] x 100 = -71.62%
Formula
Percentage change = [(86 - 303) / 303] x 100
Subtract the new number by the original number
86 - 303 = -217
-217 ÷ 303 = -0.7161716171617162
-0.7161716171617162 x 100 = -71.62%