-82.94% is the change from 768 to 131
Calculation steps:
[( 131 - 768 ) ÷ 768] x 100 = -82.94%
Formula
Percentage change = [(131 - 768) / 768] x 100
Subtract the new number by the original number
131 - 768 = -637
-637 ÷ 768 = -0.8294270833333334
-0.8294270833333334 x 100 = -82.94%