-67.64% is the change from 683 to 221
Calculation steps:
[( 221 - 683 ) ÷ 683] x 100 = -67.64%
Formula
Percentage change = [(221 - 683) / 683] x 100
Subtract the new number by the original number
221 - 683 = -462
-462 ÷ 683 = -0.6764275256222547
-0.6764275256222547 x 100 = -67.64%