-56.74% is the change from 705 to 305
Calculation steps:
[( 305 - 705 ) ÷ 705] x 100 = -56.74%
Formula
Percentage change = [(305 - 705) / 705] x 100
Subtract the new number by the original number
305 - 705 = -400
-400 ÷ 705 = -0.5673758865248227
-0.5673758865248227 x 100 = -56.74%