1750% is the change from 54 to 999
Calculation steps:
[( 999 - 54 ) ÷ 54] x 100 = 1750%
Formula
Percentage change = [(999 - 54) / 54] x 100
Subtract the new number by the original number
999 - 54 = 945
945 ÷ 54 = 17.5
17.5 x 100 = 1750%
Example