-56.52% is the change from 706 to 307
Calculation steps:
[( 307 - 706 ) ÷ 706] x 100 = -56.52%
Formula
Percentage change = [(307 - 706) / 706] x 100
Subtract the new number by the original number
307 - 706 = -399
-399 ÷ 706 = -0.5651558073654391
-0.5651558073654391 x 100 = -56.52%