-70.85% is the change from 422 to 123
Calculation steps:
[( 123 - 422 ) ÷ 422] x 100 = -70.85%
Formula
Percentage change = [(123 - 422) / 422] x 100
Subtract the new number by the original number
123 - 422 = -299
-299 ÷ 422 = -0.7085308056872038
-0.7085308056872038 x 100 = -70.85%