278.21% is the change from 78 to 295
Calculation steps:
[( 295 - 78 ) ÷ 78] x 100 = 278.21%
Formula
Percentage change = [(295 - 78) / 78] x 100
Subtract the new number by the original number
295 - 78 = 217
217 ÷ 78 = 2.782051282051282
2.782051282051282 x 100 = 278.21%