-94.35% is the change from 407 to 23
Calculation steps:
[( 23 - 407 ) ÷ 407] x 100 = -94.35%
Formula
Percentage change = [(23 - 407) / 407] x 100
Subtract the new number by the original number
23 - 407 = -384
-384 ÷ 407 = -0.9434889434889435
-0.9434889434889435 x 100 = -94.35%