89.84% is the change from 512 to 972
Calculation steps:
[( 972 - 512 ) ÷ 512] x 100 = 89.84%
Formula
Percentage change = [(972 - 512) / 512] x 100
Subtract the new number by the original number
972 - 512 = 460
460 ÷ 512 = 0.8984375
0.8984375 x 100 = 89.84%