-58.48% is the change from 619 to 257
Calculation steps:
[( 257 - 619 ) ÷ 619] x 100 = -58.48%
Formula
Percentage change = [(257 - 619) / 619] x 100
Subtract the new number by the original number
257 - 619 = -362
-362 ÷ 619 = -0.5848142164781907
-0.5848142164781907 x 100 = -58.48%