-11.8% is the change from 644 to 568
Calculation steps:
[( 568 - 644 ) ÷ 644] x 100 = -11.8%
Formula
Percentage change = [(568 - 644) / 644] x 100
Subtract the new number by the original number
568 - 644 = -76
-76 ÷ 644 = -0.11801242236024845
-0.11801242236024845 x 100 = -11.8%