-22.34% is the change from 837 to 650
Calculation steps:
[( 650 - 837 ) ÷ 837] x 100 = -22.34%
Formula
Percentage change = [(650 - 837) / 837] x 100
Subtract the new number by the original number
650 - 837 = -187
-187 ÷ 837 = -0.22341696535244923
-0.22341696535244923 x 100 = -22.34%