-8.09% is the change from 915 to 841
Calculation steps:
[( 841 - 915 ) ÷ 915] x 100 = -8.09%
Formula
Percentage change = [(841 - 915) / 915] x 100
Subtract the new number by the original number
841 - 915 = -74
-74 ÷ 915 = -0.08087431693989071
-0.08087431693989071 x 100 = -8.09%