-9.1% is the change from 934 to 849
Calculation steps:
[( 849 - 934 ) ÷ 934] x 100 = -9.1%
Formula
Percentage change = [(849 - 934) / 934] x 100
Subtract the new number by the original number
849 - 934 = -85
-85 ÷ 934 = -0.09100642398286937
-0.09100642398286937 x 100 = -9.1%