239.37% is the change from 287 to 974
Calculation steps:
[( 974 - 287 ) ÷ 287] x 100 = 239.37%
Formula
Percentage change = [(974 - 287) / 287] x 100
Subtract the new number by the original number
974 - 287 = 687
687 ÷ 287 = 2.3937282229965158
2.3937282229965158 x 100 = 239.37%