-97.97% is the change from 937 to 19
Calculation steps:
[( 19 - 937 ) ÷ 937] x 100 = -97.97%
Formula
Percentage change = [(19 - 937) / 937] x 100
Subtract the new number by the original number
19 - 937 = -918
-918 ÷ 937 = -0.9797225186766275
-0.9797225186766275 x 100 = -97.97%