-67.09% is the change from 781 to 257
Calculation steps:
[( 257 - 781 ) ÷ 781] x 100 = -67.09%
Formula
Percentage change = [(257 - 781) / 781] x 100
Subtract the new number by the original number
257 - 781 = -524
-524 ÷ 781 = -0.6709346991037132
-0.6709346991037132 x 100 = -67.09%