-99.73% is the change from 737 to 2
Calculation steps:
[( 2 - 737 ) ÷ 737] x 100 = -99.73%
Formula
Percentage change = [(2 - 737) / 737] x 100
Subtract the new number by the original number
2 - 737 = -735
-735 ÷ 737 = -0.9972862957937585
-0.9972862957937585 x 100 = -99.73%