658.62% is the change from 87 to 660
Calculation steps:
[( 660 - 87 ) ÷ 87] x 100 = 658.62%
Formula
Percentage change = [(660 - 87) / 87] x 100
Subtract the new number by the original number
660 - 87 = 573
573 ÷ 87 = 6.586206896551724
6.586206896551724 x 100 = 658.62%