50% is the change from 616 to 924
Calculation steps:
[( 924 - 616 ) ÷ 616] x 100 = 50%
Formula
Percentage change = [(924 - 616) / 616] x 100
Subtract the new number by the original number
924 - 616 = 308
308 ÷ 616 = 0.5
0.5 x 100 = 50%
Example