-97.44% is the change from 351 to 9
Calculation steps:
[( 9 - 351 ) ÷ 351] x 100 = -97.44%
Formula
Percentage change = [(9 - 351) / 351] x 100
Subtract the new number by the original number
9 - 351 = -342
-342 ÷ 351 = -0.9743589743589743
-0.9743589743589743 x 100 = -97.44%