-35.61% is the change from 643 to 414
Calculation steps:
[( 414 - 643 ) ÷ 643] x 100 = -35.61%
Formula
Percentage change = [(414 - 643) / 643] x 100
Subtract the new number by the original number
414 - 643 = -229
-229 ÷ 643 = -0.3561430793157076
-0.3561430793157076 x 100 = -35.61%