-7.07% is the change from 99 to 92
Calculation steps:
[( 92 - 99 ) ÷ 99] x 100 = -7.07%
Formula
Percentage change = [(92 - 99) / 99] x 100
Subtract the new number by the original number
92 - 99 = -7
-7 ÷ 99 = -0.0707070707070707
-0.0707070707070707 x 100 = -7.07%