-65.72% is the change from 913 to 313
Calculation steps:
[( 313 - 913 ) ÷ 913] x 100 = -65.72%
Formula
Percentage change = [(313 - 913) / 913] x 100
Subtract the new number by the original number
313 - 913 = -600
-600 ÷ 913 = -0.6571741511500547
-0.6571741511500547 x 100 = -65.72%