-26.44% is the change from 643 to 473
Calculation steps:
[( 473 - 643 ) ÷ 643] x 100 = -26.44%
Formula
Percentage change = [(473 - 643) / 643] x 100
Subtract the new number by the original number
473 - 643 = -170
-170 ÷ 643 = -0.2643856920684292
-0.2643856920684292 x 100 = -26.44%