-8.6% is the change from 977 to 893
Calculation steps:
[( 893 - 977 ) ÷ 977] x 100 = -8.6%
Formula
Percentage change = [(893 - 977) / 977] x 100
Subtract the new number by the original number
893 - 977 = -84
-84 ÷ 977 = -0.08597748208802457
-0.08597748208802457 x 100 = -8.6%