-96.47% is the change from 312 to 11
Calculation steps:
[( 11 - 312 ) ÷ 312] x 100 = -96.47%
Formula
Percentage change = [(11 - 312) / 312] x 100
Subtract the new number by the original number
11 - 312 = -301
-301 ÷ 312 = -0.9647435897435898
-0.9647435897435898 x 100 = -96.47%