-91.79% is the change from 341 to 28
Calculation steps:
[( 28 - 341 ) ÷ 341] x 100 = -91.79%
Formula
Percentage change = [(28 - 341) / 341] x 100
Subtract the new number by the original number
28 - 341 = -313
-313 ÷ 341 = -0.9178885630498533
-0.9178885630498533 x 100 = -91.79%