47.78% is the change from 517 to 764
Calculation steps:
[( 764 - 517 ) ÷ 517] x 100 = 47.78%
Formula
Percentage change = [(764 - 517) / 517] x 100
Subtract the new number by the original number
764 - 517 = 247
247 ÷ 517 = 0.47775628626692457
0.47775628626692457 x 100 = 47.78%