431.38% is the change from 188 to 999
Calculation steps:
[( 999 - 188 ) ÷ 188] x 100 = 431.38%
Formula
Percentage change = [(999 - 188) / 188] x 100
Subtract the new number by the original number
999 - 188 = 811
811 ÷ 188 = 4.3138297872340425
4.3138297872340425 x 100 = 431.38%