-64.19% is the change from 606 to 217
Calculation steps:
[( 217 - 606 ) ÷ 606] x 100 = -64.19%
Formula
Percentage change = [(217 - 606) / 606] x 100
Subtract the new number by the original number
217 - 606 = -389
-389 ÷ 606 = -0.641914191419142
-0.641914191419142 x 100 = -64.19%