-67.18% is the change from 783 to 257
Calculation steps:
[( 257 - 783 ) ÷ 783] x 100 = -67.18%
Formula
Percentage change = [(257 - 783) / 783] x 100
Subtract the new number by the original number
257 - 783 = -526
-526 ÷ 783 = -0.6717752234993615
-0.6717752234993615 x 100 = -67.18%