-42.27% is the change from 634 to 366
Calculation steps:
[( 366 - 634 ) ÷ 634] x 100 = -42.27%
Formula
Percentage change = [(366 - 634) / 634] x 100
Subtract the new number by the original number
366 - 634 = -268
-268 ÷ 634 = -0.4227129337539432
-0.4227129337539432 x 100 = -42.27%