-73.61% is the change from 341 to 90
Calculation steps:
[( 90 - 341 ) ÷ 341] x 100 = -73.61%
Formula
Percentage change = [(90 - 341) / 341] x 100
Subtract the new number by the original number
90 - 341 = -251
-251 ÷ 341 = -0.7360703812316716
-0.7360703812316716 x 100 = -73.61%