-79.11% is the change from 742 to 155
Calculation steps:
[( 155 - 742 ) ÷ 742] x 100 = -79.11%
Formula
Percentage change = [(155 - 742) / 742] x 100
Subtract the new number by the original number
155 - 742 = -587
-587 ÷ 742 = -0.7911051212938005
-0.7911051212938005 x 100 = -79.11%