79.81% is the change from 426 to 766
Calculation steps:
[( 766 - 426 ) ÷ 426] x 100 = 79.81%
Formula
Percentage change = [(766 - 426) / 426] x 100
Subtract the new number by the original number
766 - 426 = 340
340 ÷ 426 = 0.7981220657276995
0.7981220657276995 x 100 = 79.81%