-88.17% is the change from 651 to 77
Calculation steps:
[( 77 - 651 ) ÷ 651] x 100 = -88.17%
Formula
Percentage change = [(77 - 651) / 651] x 100
Subtract the new number by the original number
77 - 651 = -574
-574 ÷ 651 = -0.8817204301075269
-0.8817204301075269 x 100 = -88.17%