17.3% is the change from 393 to 461
Calculation steps:
[( 461 - 393 ) ÷ 393] x 100 = 17.3%
Formula
Percentage change = [(461 - 393) / 393] x 100
Subtract the new number by the original number
461 - 393 = 68
68 ÷ 393 = 0.17302798982188294
0.17302798982188294 x 100 = 17.3%