-11.53% is the change from 919 to 813
Calculation steps:
[( 813 - 919 ) ÷ 919] x 100 = -11.53%
Formula
Percentage change = [(813 - 919) / 919] x 100
Subtract the new number by the original number
813 - 919 = -106
-106 ÷ 919 = -0.11534276387377584
-0.11534276387377584 x 100 = -11.53%