14.57% is the change from 446 to 511
Calculation steps:
[( 511 - 446 ) ÷ 446] x 100 = 14.57%
Formula
Percentage change = [(511 - 446) / 446] x 100
Subtract the new number by the original number
511 - 446 = 65
65 ÷ 446 = 0.14573991031390135
0.14573991031390135 x 100 = 14.57%