32.52% is the change from 612 to 811
Calculation steps:
[( 811 - 612 ) ÷ 612] x 100 = 32.52%
Formula
Percentage change = [(811 - 612) / 612] x 100
Subtract the new number by the original number
811 - 612 = 199
199 ÷ 612 = 0.32516339869281047
0.32516339869281047 x 100 = 32.52%