54.43% is the change from 316 to 488
Calculation steps:
[( 488 - 316 ) ÷ 316] x 100 = 54.43%
Formula
Percentage change = [(488 - 316) / 316] x 100
Subtract the new number by the original number
488 - 316 = 172
172 ÷ 316 = 0.5443037974683544
0.5443037974683544 x 100 = 54.43%