-13.07% is the change from 398 to 346
Calculation steps:
[( 346 - 398 ) ÷ 398] x 100 = -13.07%
Formula
Percentage change = [(346 - 398) / 398] x 100
Subtract the new number by the original number
346 - 398 = -52
-52 ÷ 398 = -0.1306532663316583
-0.1306532663316583 x 100 = -13.07%