-79.55% is the change from 445 to 91
Calculation steps:
[( 91 - 445 ) ÷ 445] x 100 = -79.55%
Formula
Percentage change = [(91 - 445) / 445] x 100
Subtract the new number by the original number
91 - 445 = -354
-354 ÷ 445 = -0.7955056179775281
-0.7955056179775281 x 100 = -79.55%