-63.79% is the change from 591 to 214
Calculation steps:
[( 214 - 591 ) ÷ 591] x 100 = -63.79%
Formula
Percentage change = [(214 - 591) / 591] x 100
Subtract the new number by the original number
214 - 591 = -377
-377 ÷ 591 = -0.637901861252115
-0.637901861252115 x 100 = -63.79%