-8.4% is the change from 405 to 371
Calculation steps:
[( 371 - 405 ) ÷ 405] x 100 = -8.4%
Formula
Percentage change = [(371 - 405) / 405] x 100
Subtract the new number by the original number
371 - 405 = -34
-34 ÷ 405 = -0.08395061728395062
-0.08395061728395062 x 100 = -8.4%