-19.98% is the change from 921 to 737
Calculation steps:
[( 737 - 921 ) ÷ 921] x 100 = -19.98%
Formula
Percentage change = [(737 - 921) / 921] x 100
Subtract the new number by the original number
737 - 921 = -184
-184 ÷ 921 = -0.1997828447339848
-0.1997828447339848 x 100 = -19.98%