37.89% is the change from 512 to 706
Calculation steps:
[( 706 - 512 ) ÷ 512] x 100 = 37.89%
Formula
Percentage change = [(706 - 512) / 512] x 100
Subtract the new number by the original number
706 - 512 = 194
194 ÷ 512 = 0.37890625
0.37890625 x 100 = 37.89%