-52.69% is the change from 651 to 308
Calculation steps:
[( 308 - 651 ) ÷ 651] x 100 = -52.69%
Formula
Percentage change = [(308 - 651) / 651] x 100
Subtract the new number by the original number
308 - 651 = -343
-343 ÷ 651 = -0.5268817204301075
-0.5268817204301075 x 100 = -52.69%