-14.89% is the change from 403 to 343
Calculation steps:
[( 343 - 403 ) ÷ 403] x 100 = -14.89%
Formula
Percentage change = [(343 - 403) / 403] x 100
Subtract the new number by the original number
343 - 403 = -60
-60 ÷ 403 = -0.1488833746898263
-0.1488833746898263 x 100 = -14.89%