-79.15% is the change from 422 to 88
Calculation steps:
[( 88 - 422 ) ÷ 422] x 100 = -79.15%
Formula
Percentage change = [(88 - 422) / 422] x 100
Subtract the new number by the original number
88 - 422 = -334
-334 ÷ 422 = -0.7914691943127962
-0.7914691943127962 x 100 = -79.15%