-62.37% is the change from 683 to 257
Calculation steps:
[( 257 - 683 ) ÷ 683] x 100 = -62.37%
Formula
Percentage change = [(257 - 683) / 683] x 100
Subtract the new number by the original number
257 - 683 = -426
-426 ÷ 683 = -0.623718887262079
-0.623718887262079 x 100 = -62.37%