-92.98% is the change from 342 to 24
Calculation steps:
[( 24 - 342 ) ÷ 342] x 100 = -92.98%
Formula
Percentage change = [(24 - 342) / 342] x 100
Subtract the new number by the original number
24 - 342 = -318
-318 ÷ 342 = -0.9298245614035088
-0.9298245614035088 x 100 = -92.98%