-85.9% is the change from 305 to 43
Calculation steps:
[( 43 - 305 ) ÷ 305] x 100 = -85.9%
Formula
Percentage change = [(43 - 305) / 305] x 100
Subtract the new number by the original number
43 - 305 = -262
-262 ÷ 305 = -0.8590163934426229
-0.8590163934426229 x 100 = -85.9%