-90.32% is the change from 341 to 33
Calculation steps:
[( 33 - 341 ) ÷ 341] x 100 = -90.32%
Formula
Percentage change = [(33 - 341) / 341] x 100
Subtract the new number by the original number
33 - 341 = -308
-308 ÷ 341 = -0.9032258064516129
-0.9032258064516129 x 100 = -90.32%