-88.39% is the change from 422 to 49
Calculation steps:
[( 49 - 422 ) ÷ 422] x 100 = -88.39%
Formula
Percentage change = [(49 - 422) / 422] x 100
Subtract the new number by the original number
49 - 422 = -373
-373 ÷ 422 = -0.8838862559241706
-0.8838862559241706 x 100 = -88.39%