-86.16% is the change from 672 to 93
Calculation steps:
[( 93 - 672 ) ÷ 672] x 100 = -86.16%
Formula
Percentage change = [(93 - 672) / 672] x 100
Subtract the new number by the original number
93 - 672 = -579
-579 ÷ 672 = -0.8616071428571429
-0.8616071428571429 x 100 = -86.16%