54.33% is the change from 508 to 784
Calculation steps:
[( 784 - 508 ) ÷ 508] x 100 = 54.33%
Formula
Percentage change = [(784 - 508) / 508] x 100
Subtract the new number by the original number
784 - 508 = 276
276 ÷ 508 = 0.5433070866141733
0.5433070866141733 x 100 = 54.33%