32.64% is the change from 386 to 512
Calculation steps:
[( 512 - 386 ) ÷ 386] x 100 = 32.64%
Formula
Percentage change = [(512 - 386) / 386] x 100
Subtract the new number by the original number
512 - 386 = 126
126 ÷ 386 = 0.32642487046632124
0.32642487046632124 x 100 = 32.64%