69.37% is the change from 284 to 481
Calculation steps:
[( 481 - 284 ) ÷ 284] x 100 = 69.37%
Formula
Percentage change = [(481 - 284) / 284] x 100
Subtract the new number by the original number
481 - 284 = 197
197 ÷ 284 = 0.6936619718309859
0.6936619718309859 x 100 = 69.37%