-20.72% is the change from 917 to 727
Calculation steps:
[( 727 - 917 ) ÷ 917] x 100 = -20.72%
Formula
Percentage change = [(727 - 917) / 917] x 100
Subtract the new number by the original number
727 - 917 = -190
-190 ÷ 917 = -0.20719738276990185
-0.20719738276990185 x 100 = -20.72%