-91.3% is the change from 563 to 49
Calculation steps:
[( 49 - 563 ) ÷ 563] x 100 = -91.3%
Formula
Percentage change = [(49 - 563) / 563] x 100
Subtract the new number by the original number
49 - 563 = -514
-514 ÷ 563 = -0.9129662522202486
-0.9129662522202486 x 100 = -91.3%