-6.41% is the change from 921 to 862
Calculation steps:
[( 862 - 921 ) ÷ 921] x 100 = -6.41%
Formula
Percentage change = [(862 - 921) / 921] x 100
Subtract the new number by the original number
862 - 921 = -59
-59 ÷ 921 = -0.06406080347448426
-0.06406080347448426 x 100 = -6.41%