-52.13% is the change from 422 to 202
Calculation steps:
[( 202 - 422 ) ÷ 422] x 100 = -52.13%
Formula
Percentage change = [(202 - 422) / 422] x 100
Subtract the new number by the original number
202 - 422 = -220
-220 ÷ 422 = -0.5213270142180095
-0.5213270142180095 x 100 = -52.13%