483.33% is the change from 12 to 70
Calculation steps:
[( 70 - 12 ) ÷ 12] x 100 = 483.33%
Formula
Percentage change = [(70 - 12) / 12] x 100
Subtract the new number by the original number
70 - 12 = 58
58 ÷ 12 = 4.833333333333333
4.833333333333333 x 100 = 483.33%