132.71% is the change from 321 to 747
Calculation steps:
[( 747 - 321 ) ÷ 321] x 100 = 132.71%
Formula
Percentage change = [(747 - 321) / 321] x 100
Subtract the new number by the original number
747 - 321 = 426
426 ÷ 321 = 1.3271028037383177
1.3271028037383177 x 100 = 132.71%