-85.84% is the change from 657 to 93
Calculation steps:
[( 93 - 657 ) ÷ 657] x 100 = -85.84%
Formula
Percentage change = [(93 - 657) / 657] x 100
Subtract the new number by the original number
93 - 657 = -564
-564 ÷ 657 = -0.8584474885844748
-0.8584474885844748 x 100 = -85.84%