-15.22% is the change from 913 to 774
Calculation steps:
[( 774 - 913 ) ÷ 913] x 100 = -15.22%
Formula
Percentage change = [(774 - 913) / 913] x 100
Subtract the new number by the original number
774 - 913 = -139
-139 ÷ 913 = -0.15224534501642936
-0.15224534501642936 x 100 = -15.22%