51.9% is the change from 316 to 480
Calculation steps:
[( 480 - 316 ) ÷ 316] x 100 = 51.9%
Formula
Percentage change = [(480 - 316) / 316] x 100
Subtract the new number by the original number
480 - 316 = 164
164 ÷ 316 = 0.5189873417721519
0.5189873417721519 x 100 = 51.9%