-7.21% is the change from 916 to 850
Calculation steps:
[( 850 - 916 ) ÷ 916] x 100 = -7.21%
Formula
Percentage change = [(850 - 916) / 916] x 100
Subtract the new number by the original number
850 - 916 = -66
-66 ÷ 916 = -0.07205240174672489
-0.07205240174672489 x 100 = -7.21%