205.3% is the change from 321 to 980
Calculation steps:
[( 980 - 321 ) ÷ 321] x 100 = 205.3%
Formula
Percentage change = [(980 - 321) / 321] x 100
Subtract the new number by the original number
980 - 321 = 659
659 ÷ 321 = 2.0529595015576323
2.0529595015576323 x 100 = 205.3%