396.99% is the change from 133 to 661
Calculation steps:
[( 661 - 133 ) ÷ 133] x 100 = 396.99%
Formula
Percentage change = [(661 - 133) / 133] x 100
Subtract the new number by the original number
661 - 133 = 528
528 ÷ 133 = 3.969924812030075
3.969924812030075 x 100 = 396.99%