-86.06% is the change from 667 to 93
Calculation steps:
[( 93 - 667 ) ÷ 667] x 100 = -86.06%
Formula
Percentage change = [(93 - 667) / 667] x 100
Subtract the new number by the original number
93 - 667 = -574
-574 ÷ 667 = -0.8605697151424287
-0.8605697151424287 x 100 = -86.06%