-85.46% is the change from 626 to 91
Calculation steps:
[( 91 - 626 ) ÷ 626] x 100 = -85.46%
Formula
Percentage change = [(91 - 626) / 626] x 100
Subtract the new number by the original number
91 - 626 = -535
-535 ÷ 626 = -0.854632587859425
-0.854632587859425 x 100 = -85.46%