-64.64% is the change from 608 to 215
Calculation steps:
[( 215 - 608 ) ÷ 608] x 100 = -64.64%
Formula
Percentage change = [(215 - 608) / 608] x 100
Subtract the new number by the original number
215 - 608 = -393
-393 ÷ 608 = -0.6463815789473685
-0.6463815789473685 x 100 = -64.64%