64.36% is the change from 491 to 807
Calculation steps:
[( 807 - 491 ) ÷ 491] x 100 = 64.36%
Formula
Percentage change = [(807 - 491) / 491] x 100
Subtract the new number by the original number
807 - 491 = 316
316 ÷ 491 = 0.6435845213849287
0.6435845213849287 x 100 = 64.36%