-48.12% is the change from 613 to 318
Calculation steps:
[( 318 - 613 ) ÷ 613] x 100 = -48.12%
Formula
Percentage change = [(318 - 613) / 613] x 100
Subtract the new number by the original number
318 - 613 = -295
-295 ÷ 613 = -0.4812398042414356
-0.4812398042414356 x 100 = -48.12%