45.05% is the change from 515 to 747
Calculation steps:
[( 747 - 515 ) ÷ 515] x 100 = 45.05%
Formula
Percentage change = [(747 - 515) / 515] x 100
Subtract the new number by the original number
747 - 515 = 232
232 ÷ 515 = 0.45048543689320386
0.45048543689320386 x 100 = 45.05%