307.53% is the change from 239 to 974
Calculation steps:
[( 974 - 239 ) ÷ 239] x 100 = 307.53%
Formula
Percentage change = [(974 - 239) / 239] x 100
Subtract the new number by the original number
974 - 239 = 735
735 ÷ 239 = 3.075313807531381
3.075313807531381 x 100 = 307.53%