658.97% is the change from 39 to 296
Calculation steps:
[( 296 - 39 ) ÷ 39] x 100 = 658.97%
Formula
Percentage change = [(296 - 39) / 39] x 100
Subtract the new number by the original number
296 - 39 = 257
257 ÷ 39 = 6.589743589743589
6.589743589743589 x 100 = 658.97%