76.6% is the change from 423 to 747
Calculation steps:
[( 747 - 423 ) ÷ 423] x 100 = 76.6%
Formula
Percentage change = [(747 - 423) / 423] x 100
Subtract the new number by the original number
747 - 423 = 324
324 ÷ 423 = 0.7659574468085106
0.7659574468085106 x 100 = 76.6%