2233.33% is the change from 3 to 70
Calculation steps:
[( 70 - 3 ) ÷ 3] x 100 = 2233.33%
Formula
Percentage change = [(70 - 3) / 3] x 100
Subtract the new number by the original number
70 - 3 = 67
67 ÷ 3 = 22.333333333333332
22.333333333333332 x 100 = 2233.33%
Example