220% is the change from 30 to 96
Calculation steps:
[( 96 - 30 ) ÷ 30] x 100 = 220%
Formula
Percentage change = [(96 - 30) / 30] x 100
Subtract the new number by the original number
96 - 30 = 66
66 ÷ 30 = 2.2
2.2 x 100 = 220%
Example