-46.97% is the change from 643 to 341
Calculation steps:
[( 341 - 643 ) ÷ 643] x 100 = -46.97%
Formula
Percentage change = [(341 - 643) / 643] x 100
Subtract the new number by the original number
341 - 643 = -302
-302 ÷ 643 = -0.46967340590979784
-0.46967340590979784 x 100 = -46.97%