1118.29% is the change from 82 to 999
Calculation steps:
[( 999 - 82 ) ÷ 82] x 100 = 1118.29%
Formula
Percentage change = [(999 - 82) / 82] x 100
Subtract the new number by the original number
999 - 82 = 917
917 ÷ 82 = 11.182926829268293
11.182926829268293 x 100 = 1118.29%