54.83% is the change from 507 to 785
Calculation steps:
[( 785 - 507 ) ÷ 507] x 100 = 54.83%
Formula
Percentage change = [(785 - 507) / 507] x 100
Subtract the new number by the original number
785 - 507 = 278
278 ÷ 507 = 0.5483234714003945
0.5483234714003945 x 100 = 54.83%