-85.62% is the change from 626 to 90
Calculation steps:
[( 90 - 626 ) ÷ 626] x 100 = -85.62%
Formula
Percentage change = [(90 - 626) / 626] x 100
Subtract the new number by the original number
90 - 626 = -536
-536 ÷ 626 = -0.8562300319488818
-0.8562300319488818 x 100 = -85.62%