-15.02% is the change from 919 to 781
Calculation steps:
[( 781 - 919 ) ÷ 919] x 100 = -15.02%
Formula
Percentage change = [(781 - 919) / 919] x 100
Subtract the new number by the original number
781 - 919 = -138
-138 ÷ 919 = -0.1501632208922742
-0.1501632208922742 x 100 = -15.02%