822.22% is the change from 18 to 166
Calculation steps:
[( 166 - 18 ) ÷ 18] x 100 = 822.22%
Formula
Percentage change = [(166 - 18) / 18] x 100
Subtract the new number by the original number
166 - 18 = 148
148 ÷ 18 = 8.222222222222221
8.222222222222221 x 100 = 822.22%