248.1% is the change from 79 to 275
Calculation steps:
[( 275 - 79 ) ÷ 79] x 100 = 248.1%
Formula
Percentage change = [(275 - 79) / 79] x 100
Subtract the new number by the original number
275 - 79 = 196
196 ÷ 79 = 2.481012658227848
2.481012658227848 x 100 = 248.1%