76.41% is the change from 284 to 501
Calculation steps:
[( 501 - 284 ) ÷ 284] x 100 = 76.41%
Formula
Percentage change = [(501 - 284) / 284] x 100
Subtract the new number by the original number
501 - 284 = 217
217 ÷ 284 = 0.7640845070422535
0.7640845070422535 x 100 = 76.41%