-97.42% is the change from 931 to 24
Calculation steps:
[( 24 - 931 ) ÷ 931] x 100 = -97.42%
Formula
Percentage change = [(24 - 931) / 931] x 100
Subtract the new number by the original number
24 - 931 = -907
-907 ÷ 931 = -0.9742212674543501
-0.9742212674543501 x 100 = -97.42%