29.86% is the change from 278 to 361
Calculation steps:
[( 361 - 278 ) ÷ 278] x 100 = 29.86%
Formula
Percentage change = [(361 - 278) / 278] x 100
Subtract the new number by the original number
361 - 278 = 83
83 ÷ 278 = 0.29856115107913667
0.29856115107913667 x 100 = 29.86%