-0.11% is the change from 919 to 918
Calculation steps:
[( 918 - 919 ) ÷ 919] x 100 = -0.11%
Formula
Percentage change = [(918 - 919) / 919] x 100
Subtract the new number by the original number
918 - 919 = -1
-1 ÷ 919 = -0.001088139281828074
-0.001088139281828074 x 100 = -0.11%