-66.47% is the change from 838 to 281
Calculation steps:
[( 281 - 838 ) ÷ 838] x 100 = -66.47%
Formula
Percentage change = [(281 - 838) / 838] x 100
Subtract the new number by the original number
281 - 838 = -557
-557 ÷ 838 = -0.6646778042959427
-0.6646778042959427 x 100 = -66.47%