-34.29% is the change from 312 to 205
Calculation steps:
[( 205 - 312 ) ÷ 312] x 100 = -34.29%
Formula
Percentage change = [(205 - 312) / 312] x 100
Subtract the new number by the original number
205 - 312 = -107
-107 ÷ 312 = -0.34294871794871795
-0.34294871794871795 x 100 = -34.29%