-43.89% is the change from 638 to 358
Calculation steps:
[( 358 - 638 ) ÷ 638] x 100 = -43.89%
Formula
Percentage change = [(358 - 638) / 638] x 100
Subtract the new number by the original number
358 - 638 = -280
-280 ÷ 638 = -0.438871473354232
-0.438871473354232 x 100 = -43.89%