202.8% is the change from 321 to 972
Calculation steps:
[( 972 - 321 ) ÷ 321] x 100 = 202.8%
Formula
Percentage change = [(972 - 321) / 321] x 100
Subtract the new number by the original number
972 - 321 = 651
651 ÷ 321 = 2.02803738317757
2.02803738317757 x 100 = 202.8%