660.67% is the change from 89 to 677
Calculation steps:
[( 677 - 89 ) ÷ 89] x 100 = 660.67%
Formula
Percentage change = [(677 - 89) / 89] x 100
Subtract the new number by the original number
677 - 89 = 588
588 ÷ 89 = 6.606741573033708
6.606741573033708 x 100 = 660.67%