-10.12% is the change from 820 to 737
Calculation steps:
[( 737 - 820 ) ÷ 820] x 100 = -10.12%
Formula
Percentage change = [(737 - 820) / 820] x 100
Subtract the new number by the original number
737 - 820 = -83
-83 ÷ 820 = -0.10121951219512196
-0.10121951219512196 x 100 = -10.12%