47.12% is the change from 520 to 765
Calculation steps:
[( 765 - 520 ) ÷ 520] x 100 = 47.12%
Formula
Percentage change = [(765 - 520) / 520] x 100
Subtract the new number by the original number
765 - 520 = 245
245 ÷ 520 = 0.47115384615384615
0.47115384615384615 x 100 = 47.12%