2963.33% is the change from 30 to 919
Calculation steps:
[( 919 - 30 ) ÷ 30] x 100 = 2963.33%
Formula
Percentage change = [(919 - 30) / 30] x 100
Subtract the new number by the original number
919 - 30 = 889
889 ÷ 30 = 29.633333333333333
29.633333333333333 x 100 = 2963.33%