-64.49% is the change from 597 to 212
Calculation steps:
[( 212 - 597 ) ÷ 597] x 100 = -64.49%
Formula
Percentage change = [(212 - 597) / 597] x 100
Subtract the new number by the original number
212 - 597 = -385
-385 ÷ 597 = -0.644891122278057
-0.644891122278057 x 100 = -64.49%