-83.33% is the change from 312 to 52
Calculation steps:
[( 52 - 312 ) ÷ 312] x 100 = -83.33%
Formula
Percentage change = [(52 - 312) / 312] x 100
Subtract the new number by the original number
52 - 312 = -260
-260 ÷ 312 = -0.8333333333333334
-0.8333333333333334 x 100 = -83.33%