-59.95% is the change from 854 to 342
Calculation steps:
[( 342 - 854 ) ÷ 854] x 100 = -59.95%
Formula
Percentage change = [(342 - 854) / 854] x 100
Subtract the new number by the original number
342 - 854 = -512
-512 ÷ 854 = -0.5995316159250585
-0.5995316159250585 x 100 = -59.95%