-98.02% is the change from 606 to 12
Calculation steps:
[( 12 - 606 ) ÷ 606] x 100 = -98.02%
Formula
Percentage change = [(12 - 606) / 606] x 100
Subtract the new number by the original number
12 - 606 = -594
-594 ÷ 606 = -0.9801980198019802
-0.9801980198019802 x 100 = -98.02%