-63.35% is the change from 603 to 221
Calculation steps:
[( 221 - 603 ) ÷ 603] x 100 = -63.35%
Formula
Percentage change = [(221 - 603) / 603] x 100
Subtract the new number by the original number
221 - 603 = -382
-382 ÷ 603 = -0.6334991708126037
-0.6334991708126037 x 100 = -63.35%