2.31% is the change from 477 to 488
Calculation steps:
[( 488 - 477 ) ÷ 477] x 100 = 2.31%
Formula
Percentage change = [(488 - 477) / 477] x 100
Subtract the new number by the original number
488 - 477 = 11
11 ÷ 477 = 0.023060796645702306
0.023060796645702306 x 100 = 2.31%