-86.52% is the change from 742 to 100
Calculation steps:
[( 100 - 742 ) ÷ 742] x 100 = -86.52%
Formula
Percentage change = [(100 - 742) / 742] x 100
Subtract the new number by the original number
100 - 742 = -642
-642 ÷ 742 = -0.8652291105121294
-0.8652291105121294 x 100 = -86.52%