-28.46% is the change from 643 to 460
Calculation steps:
[( 460 - 643 ) ÷ 643] x 100 = -28.46%
Formula
Percentage change = [(460 - 643) / 643] x 100
Subtract the new number by the original number
460 - 643 = -183
-183 ÷ 643 = -0.2846034214618974
-0.2846034214618974 x 100 = -28.46%