-94.72% is the change from 341 to 18
Calculation steps:
[( 18 - 341 ) ÷ 341] x 100 = -94.72%
Formula
Percentage change = [(18 - 341) / 341] x 100
Subtract the new number by the original number
18 - 341 = -323
-323 ÷ 341 = -0.9472140762463344
-0.9472140762463344 x 100 = -94.72%