-99.24% is the change from 922 to 7
Calculation steps:
[( 7 - 922 ) ÷ 922] x 100 = -99.24%
Formula
Percentage change = [(7 - 922) / 922] x 100
Subtract the new number by the original number
7 - 922 = -915
-915 ÷ 922 = -0.9924078091106291
-0.9924078091106291 x 100 = -99.24%