79.58% is the change from 284 to 510
Calculation steps:
[( 510 - 284 ) ÷ 284] x 100 = 79.58%
Formula
Percentage change = [(510 - 284) / 284] x 100
Subtract the new number by the original number
510 - 284 = 226
226 ÷ 284 = 0.795774647887324
0.795774647887324 x 100 = 79.58%