258.54% is the change from 82 to 294
Calculation steps:
[( 294 - 82 ) ÷ 82] x 100 = 258.54%
Formula
Percentage change = [(294 - 82) / 82] x 100
Subtract the new number by the original number
294 - 82 = 212
212 ÷ 82 = 2.5853658536585367
2.5853658536585367 x 100 = 258.54%