-6.59% is the change from 986 to 921
Calculation steps:
[( 921 - 986 ) ÷ 986] x 100 = -6.59%
Formula
Percentage change = [(921 - 986) / 986] x 100
Subtract the new number by the original number
921 - 986 = -65
-65 ÷ 986 = -0.06592292089249494
-0.06592292089249494 x 100 = -6.59%