3033.33% is the change from 30 to 940
Calculation steps:
[( 940 - 30 ) ÷ 30] x 100 = 3033.33%
Formula
Percentage change = [(940 - 30) / 30] x 100
Subtract the new number by the original number
940 - 30 = 910
910 ÷ 30 = 30.333333333333332
30.333333333333332 x 100 = 3033.33%