-35.7% is the change from 619 to 398
Calculation steps:
[( 398 - 619 ) ÷ 619] x 100 = -35.7%
Formula
Percentage change = [(398 - 619) / 619] x 100
Subtract the new number by the original number
398 - 619 = -221
-221 ÷ 619 = -0.3570274636510501
-0.3570274636510501 x 100 = -35.7%