48.24% is the change from 510 to 756
Calculation steps:
[( 756 - 510 ) ÷ 510] x 100 = 48.24%
Formula
Percentage change = [(756 - 510) / 510] x 100
Subtract the new number by the original number
756 - 510 = 246
246 ÷ 510 = 0.4823529411764706
0.4823529411764706 x 100 = 48.24%