-87.18% is the change from 702 to 90
Calculation steps:
[( 90 - 702 ) ÷ 702] x 100 = -87.18%
Formula
Percentage change = [(90 - 702) / 702] x 100
Subtract the new number by the original number
90 - 702 = -612
-612 ÷ 702 = -0.8717948717948718
-0.8717948717948718 x 100 = -87.18%