56.19% is the change from 493 to 770
Calculation steps:
[( 770 - 493 ) ÷ 493] x 100 = 56.19%
Formula
Percentage change = [(770 - 493) / 493] x 100
Subtract the new number by the original number
770 - 493 = 277
277 ÷ 493 = 0.5618661257606491
0.5618661257606491 x 100 = 56.19%