71.78% is the change from 287 to 493
Calculation steps:
[( 493 - 287 ) ÷ 287] x 100 = 71.78%
Formula
Percentage change = [(493 - 287) / 287] x 100
Subtract the new number by the original number
493 - 287 = 206
206 ÷ 287 = 0.7177700348432056
0.7177700348432056 x 100 = 71.78%