114.95% is the change from 321 to 690
Calculation steps:
[( 690 - 321 ) ÷ 321] x 100 = 114.95%
Formula
Percentage change = [(690 - 321) / 321] x 100
Subtract the new number by the original number
690 - 321 = 369
369 ÷ 321 = 1.1495327102803738
1.1495327102803738 x 100 = 114.95%