-34.19% is the change from 313 to 206
Calculation steps:
[( 206 - 313 ) ÷ 313] x 100 = -34.19%
Formula
Percentage change = [(206 - 313) / 313] x 100
Subtract the new number by the original number
206 - 313 = -107
-107 ÷ 313 = -0.34185303514376997
-0.34185303514376997 x 100 = -34.19%