107.79% is the change from 321 to 667
Calculation steps:
[( 667 - 321 ) ÷ 321] x 100 = 107.79%
Formula
Percentage change = [(667 - 321) / 321] x 100
Subtract the new number by the original number
667 - 321 = 346
346 ÷ 321 = 1.0778816199376946
1.0778816199376946 x 100 = 107.79%