-28.81% is the change from 649 to 462
Calculation steps:
[( 462 - 649 ) ÷ 649] x 100 = -28.81%
Formula
Percentage change = [(462 - 649) / 649] x 100
Subtract the new number by the original number
462 - 649 = -187
-187 ÷ 649 = -0.288135593220339
-0.288135593220339 x 100 = -28.81%