-99.24% is the change from 917 to 7
Calculation steps:
[( 7 - 917 ) ÷ 917] x 100 = -99.24%
Formula
Percentage change = [(7 - 917) / 917] x 100
Subtract the new number by the original number
7 - 917 = -910
-910 ÷ 917 = -0.9923664122137404
-0.9923664122137404 x 100 = -99.24%