-79.53% is the change from 767 to 157
Calculation steps:
[( 157 - 767 ) ÷ 767] x 100 = -79.53%
Formula
Percentage change = [(157 - 767) / 767] x 100
Subtract the new number by the original number
157 - 767 = -610
-610 ÷ 767 = -0.7953063885267275
-0.7953063885267275 x 100 = -79.53%