137.69% is the change from 321 to 763
Calculation steps:
[( 763 - 321 ) ÷ 321] x 100 = 137.69%
Formula
Percentage change = [(763 - 321) / 321] x 100
Subtract the new number by the original number
763 - 321 = 442
442 ÷ 321 = 1.3769470404984423
1.3769470404984423 x 100 = 137.69%