-46.02% is the change from 641 to 346
Calculation steps:
[( 346 - 641 ) ÷ 641] x 100 = -46.02%
Formula
Percentage change = [(346 - 641) / 641] x 100
Subtract the new number by the original number
346 - 641 = -295
-295 ÷ 641 = -0.46021840873634945
-0.46021840873634945 x 100 = -46.02%