-52.52% is the change from 655 to 311
Calculation steps:
[( 311 - 655 ) ÷ 655] x 100 = -52.52%
Formula
Percentage change = [(311 - 655) / 655] x 100
Subtract the new number by the original number
311 - 655 = -344
-344 ÷ 655 = -0.5251908396946565
-0.5251908396946565 x 100 = -52.52%