-61.02% is the change from 567 to 221
Calculation steps:
[( 221 - 567 ) ÷ 567] x 100 = -61.02%
Formula
Percentage change = [(221 - 567) / 567] x 100
Subtract the new number by the original number
221 - 567 = -346
-346 ÷ 567 = -0.6102292768959435
-0.6102292768959435 x 100 = -61.02%