53.29% is the change from 334 to 512
Calculation steps:
[( 512 - 334 ) ÷ 334] x 100 = 53.29%
Formula
Percentage change = [(512 - 334) / 334] x 100
Subtract the new number by the original number
512 - 334 = 178
178 ÷ 334 = 0.5329341317365269
0.5329341317365269 x 100 = 53.29%