-55.35% is the change from 766 to 342
Calculation steps:
[( 342 - 766 ) ÷ 766] x 100 = -55.35%
Formula
Percentage change = [(342 - 766) / 766] x 100
Subtract the new number by the original number
342 - 766 = -424
-424 ÷ 766 = -0.5535248041775457
-0.5535248041775457 x 100 = -55.35%