-56.31% is the change from 705 to 308
Calculation steps:
[( 308 - 705 ) ÷ 705] x 100 = -56.31%
Formula
Percentage change = [(308 - 705) / 705] x 100
Subtract the new number by the original number
308 - 705 = -397
-397 ÷ 705 = -0.5631205673758866
-0.5631205673758866 x 100 = -56.31%