-80.57% is the change from 350 to 68
Calculation steps:
[( 68 - 350 ) ÷ 350] x 100 = -80.57%
Formula
Percentage change = [(68 - 350) / 350] x 100
Subtract the new number by the original number
68 - 350 = -282
-282 ÷ 350 = -0.8057142857142857
-0.8057142857142857 x 100 = -80.57%