-85.71% is the change from 651 to 93
Calculation steps:
[( 93 - 651 ) ÷ 651] x 100 = -85.71%
Formula
Percentage change = [(93 - 651) / 651] x 100
Subtract the new number by the original number
93 - 651 = -558
-558 ÷ 651 = -0.8571428571428571
-0.8571428571428571 x 100 = -85.71%