-67.27% is the change from 605 to 198
Calculation steps:
[( 198 - 605 ) ÷ 605] x 100 = -67.27%
Formula
Percentage change = [(198 - 605) / 605] x 100
Subtract the new number by the original number
198 - 605 = -407
-407 ÷ 605 = -0.6727272727272727
-0.6727272727272727 x 100 = -67.27%