1077.78% is the change from 18 to 212
Calculation steps:
[( 212 - 18 ) ÷ 18] x 100 = 1077.78%
Formula
Percentage change = [(212 - 18) / 18] x 100
Subtract the new number by the original number
212 - 18 = 194
194 ÷ 18 = 10.777777777777779
10.777777777777779 x 100 = 1077.78%