-94.1% is the change from 322 to 19
Calculation steps:
[( 19 - 322 ) ÷ 322] x 100 = -94.1%
Formula
Percentage change = [(19 - 322) / 322] x 100
Subtract the new number by the original number
19 - 322 = -303
-303 ÷ 322 = -0.9409937888198758
-0.9409937888198758 x 100 = -94.1%