400% is the change from 132 to 660
Calculation steps:
[( 660 - 132 ) ÷ 132] x 100 = 400%
Formula
Percentage change = [(660 - 132) / 132] x 100
Subtract the new number by the original number
660 - 132 = 528
528 ÷ 132 = 4
4 x 100 = 400%
Example