-52.37% is the change from 655 to 312
Calculation steps:
[( 312 - 655 ) ÷ 655] x 100 = -52.37%
Formula
Percentage change = [(312 - 655) / 655] x 100
Subtract the new number by the original number
312 - 655 = -343
-343 ÷ 655 = -0.5236641221374045
-0.5236641221374045 x 100 = -52.37%