-62.8% is the change from 578 to 215
Calculation steps:
[( 215 - 578 ) ÷ 578] x 100 = -62.8%
Formula
Percentage change = [(215 - 578) / 578] x 100
Subtract the new number by the original number
215 - 578 = -363
-363 ÷ 578 = -0.6280276816608996
-0.6280276816608996 x 100 = -62.8%