-63.39% is the change from 702 to 257
Calculation steps:
[( 257 - 702 ) ÷ 702] x 100 = -63.39%
Formula
Percentage change = [(257 - 702) / 702] x 100
Subtract the new number by the original number
257 - 702 = -445
-445 ÷ 702 = -0.6339031339031339
-0.6339031339031339 x 100 = -63.39%