38.63% is the change from 510 to 707
Calculation steps:
[( 707 - 510 ) ÷ 510] x 100 = 38.63%
Formula
Percentage change = [(707 - 510) / 510] x 100
Subtract the new number by the original number
707 - 510 = 197
197 ÷ 510 = 0.3862745098039216
0.3862745098039216 x 100 = 38.63%