-77.8% is the change from 919 to 204
Calculation steps:
[( 204 - 919 ) ÷ 919] x 100 = -77.8%
Formula
Percentage change = [(204 - 919) / 919] x 100
Subtract the new number by the original number
204 - 919 = -715
-715 ÷ 919 = -0.7780195865070729
-0.7780195865070729 x 100 = -77.8%