-89.28% is the change from 457 to 49
Calculation steps:
[( 49 - 457 ) ÷ 457] x 100 = -89.28%
Formula
Percentage change = [(49 - 457) / 457] x 100
Subtract the new number by the original number
49 - 457 = -408
-408 ÷ 457 = -0.8927789934354485
-0.8927789934354485 x 100 = -89.28%