-67.85% is the change from 619 to 199
Calculation steps:
[( 199 - 619 ) ÷ 619] x 100 = -67.85%
Formula
Percentage change = [(199 - 619) / 619] x 100
Subtract the new number by the original number
199 - 619 = -420
-420 ÷ 619 = -0.678513731825525
-0.678513731825525 x 100 = -67.85%