-65.17% is the change from 913 to 318
Calculation steps:
[( 318 - 913 ) ÷ 913] x 100 = -65.17%
Formula
Percentage change = [(318 - 913) / 913] x 100
Subtract the new number by the original number
318 - 913 = -595
-595 ÷ 913 = -0.651697699890471
-0.651697699890471 x 100 = -65.17%