-65.63% is the change from 742 to 255
Calculation steps:
[( 255 - 742 ) ÷ 742] x 100 = -65.63%
Formula
Percentage change = [(255 - 742) / 742] x 100
Subtract the new number by the original number
255 - 742 = -487
-487 ÷ 742 = -0.6563342318059299
-0.6563342318059299 x 100 = -65.63%