-52.15% is the change from 652 to 312
Calculation steps:
[( 312 - 652 ) ÷ 652] x 100 = -52.15%
Formula
Percentage change = [(312 - 652) / 652] x 100
Subtract the new number by the original number
312 - 652 = -340
-340 ÷ 652 = -0.5214723926380368
-0.5214723926380368 x 100 = -52.15%