137.38% is the change from 321 to 762
Calculation steps:
[( 762 - 321 ) ÷ 321] x 100 = 137.38%
Formula
Percentage change = [(762 - 321) / 321] x 100
Subtract the new number by the original number
762 - 321 = 441
441 ÷ 321 = 1.3738317757009346
1.3738317757009346 x 100 = 137.38%