-53.05% is the change from 656 to 308
Calculation steps:
[( 308 - 656 ) ÷ 656] x 100 = -53.05%
Formula
Percentage change = [(308 - 656) / 656] x 100
Subtract the new number by the original number
308 - 656 = -348
-348 ÷ 656 = -0.5304878048780488
-0.5304878048780488 x 100 = -53.05%