26.95% is the change from 512 to 650
Calculation steps:
[( 650 - 512 ) ÷ 512] x 100 = 26.95%
Formula
Percentage change = [(650 - 512) / 512] x 100
Subtract the new number by the original number
650 - 512 = 138
138 ÷ 512 = 0.26953125
0.26953125 x 100 = 26.95%