-63.8% is the change from 594 to 215
Calculation steps:
[( 215 - 594 ) ÷ 594] x 100 = -63.8%
Formula
Percentage change = [(215 - 594) / 594] x 100
Subtract the new number by the original number
215 - 594 = -379
-379 ÷ 594 = -0.6380471380471381
-0.6380471380471381 x 100 = -63.8%