571.21% is the change from 66 to 443
Calculation steps:
[( 443 - 66 ) ÷ 66] x 100 = 571.21%
Formula
Percentage change = [(443 - 66) / 66] x 100
Subtract the new number by the original number
443 - 66 = 377
377 ÷ 66 = 5.712121212121212
5.712121212121212 x 100 = 571.21%