-15.54% is the change from 341 to 288
Calculation steps:
[( 288 - 341 ) ÷ 341] x 100 = -15.54%
Formula
Percentage change = [(288 - 341) / 341] x 100
Subtract the new number by the original number
288 - 341 = -53
-53 ÷ 341 = -0.15542521994134897
-0.15542521994134897 x 100 = -15.54%