-71.01% is the change from 307 to 89
Calculation steps:
[( 89 - 307 ) ÷ 307] x 100 = -71.01%
Formula
Percentage change = [(89 - 307) / 307] x 100
Subtract the new number by the original number
89 - 307 = -218
-218 ÷ 307 = -0.7100977198697068
-0.7100977198697068 x 100 = -71.01%